[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.13"]
[Round "1"]
[White "Evans, Larry Melvyn"]
[Black "Zuckerman, Bernard"]
[Result "1/2-1/2"]
[WhiteElo "2525"]
[BlackElo "2425"]
[ECO "E46"]
[EventDate "1974.07.13"]
[PlyCount "127"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 d5 4.d4 Bb4 5.e3 O-O 6.Bd3 Nc6 7.O-O
a6 8.h3 dxc4 9.Bxc4 Bd6 10.e4 e5 11.Be3 b5 12.dxe5 Nxe5 13.Bb3
Bb7 14.Nd2 b4 15.Nd5 Nxd5 16.exd5 Qh4 17.f4 Ng6 18.Qf3 Rfe8
19.Ne4 Qe7 20.Nxd6 Qxd6 21.Rac1 a5 22.Bc5 Qf6 23.f5 Ne5 24.Qg3
Ba6 25.Rfd1 Qxf5 26.Bd4 Ng6 27.Rxc7 Be2 28.Re1 a4 29.Bc2 Qxd5
30.Qf2 Bb5 31.Be4 Rxe4 32.Rxe4 Qxa2 33.Bc5 Bc4 34.Bxb4 Be6
35.Kh2 Qd5 36.Qd4 Qxd4 37.Rxd4 h6 38.Ba3 Nf8 39.Kg3 Bb3 40.Rb7
Ne6 41.Rdb4 Ra6 42.R4b6 Ra5 43.Rb5 Ra6 44.R7b6 Ra7 45.Rb8+ Kh7
46.R5b7 Rxb7 47.Rxb7 Kg8 48.Bd6 g5 49.Be5 Nc5 50.Rc7 Nd3
51.Bc3 Kh7 52.Ra7 Nc5 53.Kh2 Kg6 54.g3 Ne6 55.Kg1 f5 56.Kf2 h5
57.Be5 f4 58.g4 hxg4 59.hxg4 Bd1 60.Ke1 Bxg4 61.Rxa4 Bf3 62.b4
g4 63.Ra6 Kf5 64.Rxe6 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.13"]
[Round "1"]
[White "Weinstein, Norman"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "B08"]
[EventDate "1974.07.13"]
[PlyCount "32"]

1.e4 g6 2.d4 d6 3.Nf3 Bg7 4.Be2 Nf6 5.Nc3 O-O 6.O-O Bg4 7.Be3
Nc6 8.Qd2 e5 9.dxe5 dxe5 10.Rad1 Qc8 11.Bg5 Bxf3 12.Bxf3 Nd4
13.Be2 c6 14.f4 Qc7 15.Kh1 Rad8 16.Bd3 Ne6 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.13"]
[Round "1"]
[White "Commons, Kim"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "C69"]
[EventDate "1974.07.13"]
[PlyCount "37"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Qd6 6.c3 Bg4 7.h3
Bxf3 8.Qxf3 O-O-O 9.Qxf7 Nf6 10.Qc4 Qd3 11.Qxd3 Rxd3 12.Re1
Bc5 13.Na3 Rf8 14.Nc4 Nh5 15.Rf1 Ng3 16.Nxe5 Ne2+ 17.Kh1 Ng3+
18.Kg1 Ne2+ 19.Kh1 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.13"]
[Round "1"]
[White "Grefe, John"]
[Black "Browne, Walter Shawn"]
[Result "0-1"]
[WhiteElo "2470"]
[BlackElo "2575"]
[ECO "B99"]
[EventDate "1974.07.13"]
[PlyCount "81"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4
Be7 8.Qf3 Qc7 9.O-O-O Nbd7 10.Bd3 h6 11.Qh3 Nb6 12.f5 e5
13.Nf3 Bd7 14.Bxf6 Bxf6 15.g4 O-O-O 16.Qg3 Bg5+ 17.Nxg5 hxg5
18.h4 gxh4 19.Rxh4 Rxh4 20.Qxh4 Bc6 21.Qh7 f6 22.g5 d5 23.gxf6
gxf6 24.Qxc7+ Kxc7 25.Rh1 d4 26.Ne2 Nd7 27.Rh6 Rg8 28.Rg6 Rh8
29.b4 Rh4 30.Ng3 b5 31.a4 bxa4 32.Bxa6 Bxe4 33.Nxe4 Rxe4
34.Bb5 a3 35.Kb1 d3 36.Bxd3 Rxb4+ 37.Ka2 Kc6 38.Kxa3 Rf4
39.Rg8 e4 40.Rc8+ Kd6 41.Bb5 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.13"]
[Round "1"]
[White "Rogoff, Kenneth"]
[Black "Soltis, Andrew E"]
[Result "1/2-1/2"]
[ECO "E62"]
[EventDate "1974.07.13"]
[PlyCount "28"]

1.Nf3 Nf6 2.c4 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O c6 6.d4 d6 7.Nc3
Qa5 8.Re1 e5 9.d5 c5 10.e4 Nbd7 11.h3 Ne8 12.Rf1 Qd8 13.Qc2
Nc7 14.g4 a6 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.13"]
[Round "1"]
[White "Karklins, Andrew"]
[Black "Gilden, Lawrence C"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2375"]
[ECO "B15"]
[EventDate "1974.07.13"]
[PlyCount "63"]

1.e4 g6 2.d4 Bg7 3.Nc3 c6 4.Nf3 d5 5.h3 dxe4 6.Nxe4 Nd7 7.Bc4
Ngf6 8.Nxf6+ Nxf6 9.O-O O-O 10.Re1 Qc7 11.Qe2 Nd5 12.c3 e6
13.Qe4 b5 14.Bd3 c5 15.dxc5 Bb7 16.Qh4 e5 17.Ng5 h6 18.Ne4 f5
19.Nd6 g5 20.Qh5 e4 21.Bc2 Rad8 22.Nxb7 Qxb7 23.Bb3 Qc6 24.a4
f4 25.axb5 Qxb5 26.Rxa7 Qxc5 27.Ra6 Qb5 28.Qg6 Rf7 29.Ba2 Kf8
30.Rd6 Rdd7 31.Bxd5 Be5 32.Rxd7 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.13"]
[Round "1"]
[White "Saidy, Anthony Fred"]
[Black "Reshevsky, Samuel Herman"]
[Result "1/2-1/2"]
[ECO "A37"]
[EventDate "1974.07.13"]
[PlyCount "18"]

1.Nf3 c5 2.c4 g6 3.Nc3 Bg7 4.g3 Nc6 5.Bg2 e6 6.e3 Nge7 7.O-O
O-O 8.d4 cxd4 9.Nxd4 Nxd4 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.14"]
[Round "2"]
[White "Zuckerman, Bernard"]
[Black "Reshevsky, Samuel Herman"]
[Result "1/2-1/2"]
[ECO "C78"]
[EventDate "1974.07.13"]
[PlyCount "41"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Nc3 b5 7.Bb3
d6 8.Nd5 Na5 9.Nxe7 Qxe7 10.d4 O-O 11.Bg5 h6 12.Bxf6 Qxf6
13.dxe5 dxe5 14.Qd5 Bb7 15.Qxe5 Qxe5 16.Nxe5 Nxb3 17.cxb3 Rfe8
18.Nd7 Bxe4 19.Nc5 Bd5 20.Rfe1 a5 21.f3 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.14"]
[Round "2"]
[White "Gilden, Lawrence C"]
[Black "Saidy, Anthony Fred"]
[Result "0-1"]
[WhiteElo "2375"]
[BlackElo "2430"]
[ECO "B57"]
[EventDate "1974.07.13"]
[PlyCount "110"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bc4 Qb6
7.Nb3 e6 8.Be3 Qc7 9.f4 a6 10.Bd3 b5 11.a3 Bb7 12.O-O Be7
13.Qf3 Rc8 14.Rae1 b4 15.axb4 Nxb4 16.Qg3 Nxd3 17.cxd3 O-O
18.Nd4 Kh8 19.Nf3 Nd7 20.Ng5 Nc5 21.f5 Bxg5 22.Bxg5 f6 23.Bd2
e5 24.Kh1 Qf7 25.Qf3 Rfd8 26.Nd5 Nb3 27.Be3 Bxd5 28.exd5 Rb8
29.d4 Rb5 30.dxe5 dxe5 31.d6 Rxd6 32.Rd1 Rbd5 33.Rde1 h6
34.Qe4 Nd2 35.Bxd2 Rxd2 36.Rc1 Rd8 37.h3 Qd5 38.Qg4 Qb7 39.Rf3
Rxb2 40.Rcf1 Rb1 41.Rxb1 Qxb1+ 42.Kh2 Qb7 43.Rf2 e4 44.Qg3 Rc8
45.Rd2 Re8 46.Qg6 Qc7+ 47.g3 Re7 48.Qg4 e3 49.Rb2 Qe5 50.Re2
Rd7 51.Kg2 Rd2 52.Kf3 Rd4 53.Rxe3 Rxg4 54.Rxe5 Rxg3+ 55.Kxg3
fxe5 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.14"]
[Round "2"]
[White "Soltis, Andrew E"]
[Black "Karklins, Andrew"]
[Result "1/2-1/2"]
[ECO "C85"]
[EventDate "1974.07.13"]
[PlyCount "30"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 dxc6
7.d3 Nd7 8.Nbd2 O-O 9.Nc4 f6 10.Nh4 Nc5 11.Qf3 g6 12.Qg3 Kh8
13.f4 exf4 14.Rxf4 Rg8 15.Rf2 Be6 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.14"]
[Round "2"]
[White "Browne, Walter Shawn"]
[Black "Rogoff, Kenneth"]
[Result "1-0"]
[WhiteElo "2575"]
[BlackElo "2445"]
[ECO "B60"]
[EventDate "1974.07.13"]
[PlyCount "82"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 g6
7.Bxf6 exf6 8.Qd2 Bg7 9.Ndb5 O-O 10.Nxd6 f5 11.O-O-O fxe4
12.Ncxe4 Be6 13.Bc4 Bxc4 14.Nxc4 Qh4 15.f4 Rad8 16.Ncd6 Nd4
17.Kb1 f5 18.Nxb7 fxe4 19.Nxd8 Rxd8 20.Qe3 Re8 21.Rxd4 Bxd4
22.Qxd4 Qxf4 23.a3 Qg5 24.g3 e3 25.Re1 a5 26.Re2 Re5 27.Ka2
Qe7 28.b3 Qe6 29.Qc4 Kf7 30.Kb2 Qxc4 31.bxc4 Ke6 32.Kc3 Kd6
33.Kd4 Rh5 34.Kxe3 Kc5 35.Kd3 Rf5 36.h3 h5 37.Re3 g5 38.g4 Rf4
39.gxh5 Rxc4 40.Re5+ Kd6 41.Rxa5 Rc3+ 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.14"]
[Round "2"]
[White "Bisguier, Arthur Bernard"]
[Black "Grefe, John"]
[Result "1/2-1/2"]
[ECO "B06"]
[EventDate "1974.07.13"]
[PlyCount "59"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 c6 5.Nf3 Bg4 6.Be3 Qb6 7.Qd2
Bxf3 8.gxf3 Nd7 9.Bh3 Qa5 10.e5 Nb6 11.b3 Rd8 12.Na4 Qxd2+
13.Bxd2 dxe5 14.dxe5 f6 15.Nc5 Rb8 16.Ne6 Kf7 17.O-O-O Nh6
18.Rhg1 Rhg8 19.Nc5 Rgd8 20.Ne6 Rg8 21.c4 Bh8 22.Nc5 Ke8 23.a4
f5 24.Bc3 Na8 25.Ne6 Rc8 26.Rd2 Nc7 27.Ng5 b5 28.Rgd1 Nf7
29.Nxf7 Kxf7 30.Bd4 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.14"]
[Round "2"]
[White "Benko, Pal"]
[Black "Commons, Kim"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2420"]
[ECO "E08"]
[EventDate "1974.07.13"]
[PlyCount "119"]

1.Nf3 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.O-O O-O 6.d4 Nbd7 7.Qc2
c6 8.Rd1 b6 9.b3 Ba6 10.Nbd2 b5 11.c5 b4 12.e3 Qc7 13.a3 bxa3
14.Bxa3 Bb5 15.Bb4 Rfe8 16.h3 e5 17.dxe5 Nxe5 18.Nxe5 Qxe5
19.Bc3 Qc7 20.b4 Nd7 21.Qb2 Bf6 22.Bxf6 Nxf6 23.Nb3 a6 24.Nd4
Qe5 25.Ra2 Bc4 26.Ra3 h5 27.Qc2 Bb5 28.Rda1 Rac8 29.Nf5 Red8
30.h4 Rc7 31.Nd4 g6 32.Bf1 Ne4 33.Bxb5 axb5 34.Ra8 Qe8 35.Rxd8
Qxd8 36.Ra6 Qc8 37.Qa2 Kh7 38.Ra8 Qh3 39.Nf3 Qg4 40.Kg2 Nf6
41.Qb2 Kg7 42.Qe5 Qd7 43.Nd4 Rc8 44.Rxc8 Qxc8 45.Kg1 Qa8 46.g4
hxg4 47.h5 Qd8 48.hxg6 Kxg6 49.Nxc6 Qh8 50.Ne7+ Kh7 51.Qf5+
Kg7 52.Qg5+ Kf8 53.Nf5 g3 54.fxg3 Ke8 55.Ng7+ Kd7 56.Qxf6 Qh3
57.Qxf7+ Kc6 58.Qe6+ Qxe6 59.Nxe6 Kd7 60.Nd4 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.14"]
[Round "2"]
[White "Evans, Larry Melvyn"]
[Black "Weinstein, Norman"]
[Result "1/2-1/2"]
[WhiteElo "2525"]
[BlackElo "2470"]
[ECO "A37"]
[EventDate "1974.07.13"]
[PlyCount "136"]

1.c4 c5 2.Nc3 g6 3.g3 Bg7 4.Bg2 Nc6 5.Nf3 e6 6.d3 Nge7 7.O-O
O-O 8.Bd2 d5 9.Qc1 b6 10.Bh6 Bb7 11.Bxg7 Kxg7 12.Rd1 Rc8 13.b3
Qd7 14.Qb2 Kg8 15.cxd5 Nxd5 16.Nxd5 Qxd5 17.Nd2 Qd8 18.a3 Rc7
19.b4 Qd4 20.Qxd4 Nxd4 21.Bxb7 Rxb7 22.e3 Nb5 23.bxc5 Nc3
24.Re1 bxc5 25.Rac1 Rb2 26.Rxc3 Rxd2 27.Rb1 Rd8 28.Rbb3 Rd5
29.e4 Rd4 30.Kf1 c4 31.dxc4 Rxe4 32.c5 Ree2 33.Rf3 Rb2 34.Rbd3
Rbd2 35.Rb3 Rb2 36.Rbd3 Rbd2 37.Rd6 Rxd6 38.Kxe2 Rc6 39.Rc3
Kf8 40.Kd3 Ke7 41.Kc4 h5 42.Kb5 Kd7 43.Rf3 a6+ 44.Kc4 Ke7
45.Rb3 Rc7 46.f4 f6 47.Rb6 Rd7 48.Rxa6 Rd2 49.Ra7+ Ke8 50.c6
Rxh2 51.Kc5 Kd8 52.Kd6 Rd2+ 53.Kxe6 Rd3 54.Kxf6 Rxg3 55.a4 Rf3
56.Ke5 Re3+ 57.Kd4 Re1 58.Rb7 Rf1 59.Ke5 Re1+ 60.Kf6 Rf1
61.Rd7+ Kc8 62.Rd4 h4 63.a5 h3 64.a6 h2 65.a7 Ra1 66.Rd1 Rxa7
67.Kxg6 Ra2 68.Rh1 Kc7 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.15"]
[Round "3"]
[White "Weinstein, Norman"]
[Black "Zuckerman, Bernard"]
[Result "1/2-1/2"]
[ECO "B52"]
[EventDate "1974.07.13"]
[PlyCount "24"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.c4 e5 6.Nc3 Nc6
7.d3 Nge7 8.O-O g6 9.Nd5 Bg7 10.Bg5 Nxd5 11.cxd5 Nd4 12.Nxd4
cxd4 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.15"]
[Round "3"]
[White "Commons, Kim"]
[Black "Evans, Larry Melvyn"]
[Result "0-1"]
[WhiteElo "2420"]
[BlackElo "2525"]
[ECO "B84"]
[EventDate "1974.07.13"]
[PlyCount "86"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Be2 a6 7.O-O
Be7 8.f4 O-O 9.Be3 Nc6 10.Qe1 Nxd4 11.Bxd4 b5 12.a3 Bb7 13.Qg3
g6 14.Bd3 d5 15.e5 Ne4 16.Qe3 Nxc3 17.Bxc3 Rc8 18.Bd4 Rc6
19.c3 Bc8 20.Rae1 Bd7 21.Rf3 f5 22.exf6 Bxf6 23.g3 Bxd4
24.Qxd4 Qb6 25.Kf2 Qxd4+ 26.cxd4 Rfc8 27.Ke3 Rb6 28.Rff1 b4
29.axb4 Rxb4 30.Rf2 Rb3 31.Rd2 Bb5 32.Ra1 Kf7 33.h4 h5 34.g4
hxg4 35.Rg1 Bxd3 36.Rxd3 Rxb2 37.Rxg4 Rcc2 38.Ra3 Rh2 39.Kf3
Rh3+ 40.Rg3 Rxh4 41.Rxa6 Rb4 42.f5 gxf5 43.Ra7+ Kf6 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.15"]
[Round "3"]
[White "Grefe, John"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "C42"]
[EventDate "1974.07.13"]
[PlyCount "25"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.Qe2 Qe7 6.d3 Nf6
7.Bg5 Nbd7 8.Nc3 Qxe2+ 9.Bxe2 h6 10.Bf4 Nb6 11.O-O g6 12.Rfe1
Bg7 13.Rad1 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.15"]
[Round "3"]
[White "Rogoff, Kenneth"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "E08"]
[EventDate "1974.07.13"]
[PlyCount "153"]

1.Nf3 d5 2.c4 e6 3.g3 Nf6 4.Bg2 Be7 5.O-O O-O 6.d4 Nbd7 7.Qc2
c6 8.b3 b6 9.Rd1 Bb7 10.Nc3 Rc8 11.e4 dxe4 12.Nxe4 Nxe4
13.Qxe4 Qc7 14.Bf4 Bd6 15.Bxd6 Qxd6 16.Qc2 Rfd8 17.Rac1 Qc7
18.c5 bxc5 19.dxc5 Nf6 20.Nd2 Ba6 21.Ne4 Nxe4 22.Qxe4 h6
23.Rxd8+ Qxd8 24.Qc2 Rc7 25.Rd1 Rd7 26.Rxd7 Qxd7 27.h4 f5
28.Qc3 Bd3 29.Qd2 e5 30.Bxc6 Qxc6 31.Qxd3 Qxc5 32.Qxf5 a5
33.Qd7 Qc3 34.Qa4 Kf8 35.Kg2 Qd2 36.Qa3+ Kg8 37.Qa4 Kf8 38.Kg1
Qd1+ 39.Kh2 Qd2 40.Kg2 Qd5+ 41.Kh2 Qd2 42.Kg2 Qd5+ 43.Kh3 Qh1+
44.Kg4 e4 45.Qa3+ Kf7 46.b4 axb4 47.Qe3 Qd1+ 48.Kf4 Qd6+
49.Kxe4 Qe6+ 50.Kf3 Qxa2 51.Qf4+ Kg8 52.Qxb4 Qd5+ 53.Qe4 Qf7+
54.Kg2 Qf6 55.f3 Qb2+ 56.Kh3 Qb5 57.f4 Qf1+ 58.Qg2 Qd3 59.Qf2
h5 60.Kg2 Qe4+ 61.Qf3 Qc2+ 62.Kf1 Qc1+ 63.Kf2 Qc5+ 64.Qe3 Qc2+
65.Ke1 Qb1+ 66.Ke2 Qc2+ 67.Qd2 Qe4+ 68.Kf2 Qc4 69.Qe2 Qc5+
70.Kf1 Qd5 71.Kg1 Qc5+ 72.Kh2 Qf5 73.Qc4+ Kh7 74.Kg2 Qb1
75.Qd5 Qc2+ 76.Kh3 Qe2 77.Qf5+ 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.15"]
[Round "3"]
[White "Karklins, Andrew"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]
[ECO "B99"]
[EventDate "1974.07.13"]
[PlyCount "80"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4
Be7 8.Qf3 Qc7 9.O-O-O Nbd7 10.g4 b5 11.Bxf6 Nxf6 12.Bg2 Bb7
13.g5 Nd7 14.a3 Rc8 15.h4 Nc5 16.Bh3 d5 17.e5 Ne4 18.Nxe4 dxe4
19.Qe2 Bd5 20.Bg2 Bxa3 21.Rh3 Bb4 22.Kb1 Qc4 23.Qxc4 Rxc4
24.c3 Ba5 25.Nc2 Ra4 26.Nd4 Rc4 27.Nc2 Bb6 28.Nb4 Bb7 29.Nxa6
Ke7 30.Rd6 Bf2 31.Bf1 Rc6 32.Rxc6 Bxc6 33.Nb4 Bb7 34.Bg2 e3
35.Bf1 h6 36.h5 hxg5 37.fxg5 Rc8 38.Nc2 Bc6 39.Nxe3 Be4+
40.Kc1 b4 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.15"]
[Round "3"]
[White "Saidy, Anthony Fred"]
[Black "Soltis, Andrew E"]
[Result "1/2-1/2"]
[ECO "E92"]
[EventDate "1974.07.13"]
[PlyCount "44"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7 5.Be2 O-O 6.Nf3 e5 7.Be3
Ng4 8.Bg5 f6 9.Bh4 Nc6 10.d5 Ne7 11.O-O Nh6 12.Nd2 Nf7 13.b4
c5 14.bxc5 dxc5 15.a4 b6 16.a5 Bd7 17.Qb3 Rb8 18.axb6 axb6
19.Ra7 Nc8 20.Ra6 h5 21.f3 Bh6 22.Ncb1 Ncd6 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.15"]
[Round "3"]
[White "Reshevsky, Samuel Herman"]
[Black "Gilden, Lawrence C"]
[Result "1-0"]
[WhiteElo "2550"]
[BlackElo "2375"]
[ECO "A07"]
[EventDate "1974.07.13"]
[PlyCount "85"]

1.Nf3 Nf6 2.g3 b5 3.Bg2 Bb7 4.O-O e6 5.d3 Be7 6.e4 d6 7.a4
bxa4 8.Rxa4 Nbd7 9.Nbd2 Nb6 10.Ra5 O-O 11.Nb3 c5 12.Ra1 Qc7
13.Na5 Nfd7 14.Nxb7 Qxb7 15.d4 Qc7 16.Bd2 cxd4 17.Nxd4 Qc4
18.Be3 Bf6 19.b3 Qc8 20.Ra5 a6 21.c4 Qc7 22.Ra2 Nc5 23.Qc2
Bxd4 24.Bxd4 e5 25.Bc3 Nc8 26.Rfa1 Ne7 27.b4 Ne6 28.Qd3 Rfc8
29.Bf1 Qb7 30.Qxd6 Nc6 31.Qd3 Nxb4 32.Qb1 Rcb8 33.Rb2 a5
34.Rxa5 Rxa5 35.Rxb4 Qxb4 36.Bxb4 Ra4 37.Qb2 Raxb4 38.Qxe5 Rd8
39.Bh3 Rb1+ 40.Kg2 Nd4 41.Qe7 Rbb8 42.c5 Re8 43.Qd6 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.17"]
[Round "4"]
[White "Zuckerman, Bernard"]
[Black "Gilden, Lawrence C"]
[Result "0-1"]
[WhiteElo "2425"]
[BlackElo "2375"]
[ECO "C19"]
[EventDate "1974.07.13"]
[PlyCount "121"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Bxc3+ 6.bxc3 Ne7 7.Nf3
Nbc6 8.a4 Qa5 9.Bd2 Bd7 10.Be2 c4 11.Ng5 h6 12.Nh3 O-O-O
13.Nf4 f6 14.exf6 gxf6 15.Nh5 Rdf8 16.Bg4 f5 17.Bh3 Ng8 18.Nf4
Rh7 19.O-O Nf6 20.f3 Rg8 21.Re1 Nd8 22.Qc1 h5 23.Qa3 Ng4
24.Ne2 Nf7 25.Bf4 Rhg7 26.Qb4 Qxb4 27.cxb4 Nf6 28.Kf2 h4
29.Bd2 Nh5 30.Nf4 Nxf4 31.Bxf4 Ng5 32.Bxg5 Rxg5 33.Ke3 Kc7
34.Kf4 Kd6 35.c3 R5g7 36.a5 Be8 37.Rg1 Rh8 38.Rge1 Rhg8 39.Rh1
Bh5 40.Rag1 Bg4 41.Bxg4 fxg4 42.Ke3 gxf3 43.Kxf3 Rf7+ 44.Ke2
Rg4 45.g3 Re4+ 46.Kd1 Rf3 47.Re1 Rxe1+ 48.Kxe1 Rxc3 49.Ke2
hxg3 50.hxg3 Rxg3 51.Rh7 Rd3 52.Rxb7 Rxd4 53.Rxa7 c3 54.Ra6+
Kd7 55.b5 Rd2+ 56.Ke1 Rb2 57.Ra7+ Kd6 58.Ra6+ Ke5 59.Rc6 Rxb5
60.a6 Ra5 61.Ke2 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.17"]
[Round "4"]
[White "Soltis, Andrew E"]
[Black "Reshevsky, Samuel Herman"]
[Result "1/2-1/2"]
[WhiteElo "2445"]
[ECO "C85"]
[EventDate "1974.07.13"]
[PlyCount "23"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Bxc6 dxc6
7.d3 Qd6 8.Nbd2 Be6 9.b3 Nd7 10.Bb2 c5 11.Nc4 Bxc4 12.dxc4
1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.17"]
[Round "4"]
[White "Browne, Walter Shawn"]
[Black "Saidy, Anthony Fred"]
[Result "1/2-1/2"]
[ECO "B18"]
[EventDate "1974.07.13"]
[PlyCount "139"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.N1e2 e6
7.Nf4 Bd6 8.Be2 Nf6 9.O-O Nbd7 10.c4 Qc7 11.Nxg6 hxg6 12.Be3
Bf4 13.Bf3 Rd8 14.Qb3 Bxe3 15.fxe3 O-O 16.Rad1 e5 17.Kh1 Rfe8
18.Qa3 exd4 19.exd4 Nb6 20.b3 a6 21.Qc5 Nbd7 22.Qb4 Nb6 23.Rd3
Nc8 24.Qd2 Nd6 25.d5 c5 26.Re3 Rxe3 27.Qxe3 Re8 28.Qf4 Qe7
29.Kg1 Qe3+ 30.Qxe3 Rxe3 31.Rc1 a5 32.Kf2 Re8 33.Re1 Rxe1
34.Kxe1 Nd7 35.Ne4 Nxe4 36.Bxe4 f5 37.Bc2 Kf7 38.Kd2 Kf6
39.Ke3 g5 40.Bd1 g4 41.a4 Ke5 42.Be2 g5 43.Bd3 Nf6 44.Bc2 Nh5
45.Bd3 Nf6 46.Bc2 Ne8 47.Bd1 Nd6 48.Be2 f4+ 49.Kd3 Ne4 50.Bd1
g3 51.hxg3 Nxg3 52.Bg4 b6 53.Bc8 Ne4 54.Be6 Nf6 55.Bc8 Ne8
56.Bd7 Nf6 57.Be6 g4 58.Ke2 g3 59.Bc8 Ne4 60.Bg4 Ng5 61.Bh5
Kf5 62.Bf3 Kf6 63.Bh5 Ke5 64.Bf3 Nf7 65.Bg4 Nd6 66.Kf3 Ne4
67.Ke2 Ng5 68.Bh5 Kf6 69.Bg4 Ke5 70.Bh5 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.17"]
[Round "4"]
[White "Bisguier, Arthur Bernard"]
[Black "Karklins, Andrew"]
[Result "1-0"]
[ECO "E21"]
[EventDate "1974.07.13"]
[PlyCount "55"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Nf3 d6 5.e3 Nc6 6.Bd2 Qe7 7.d5
Bxc3 8.Bxc3 Nd8 9.Bd3 e5 10.Qc2 O-O 11.O-O g6 12.Nd2 Nh5 13.f4
f5 14.fxe5 dxe5 15.e4 f4 16.b4 Nf7 17.c5 g5 18.Nc4 g4 19.Rad1
g3 20.h3 Bxh3 21.gxh3 Ng5 22.Nxe5 f3 23.Nxf3 Rxf3 24.Qg2 Raf8
25.d6 Qe6 26.dxc7 Nxh3+ 27.Qxh3 Qxh3 28.Bc4+ 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.17"]
[Round "4"]
[White "Benko, Pal"]
[Black "Rogoff, Kenneth"]
[Result "1/2-1/2"]
[ECO "B30"]
[EventDate "1974.07.13"]
[PlyCount "60"]

1.Nf3 c5 2.e4 Nc6 3.Bb5 e6 4.Bxc6 bxc6 5.d3 Ne7 6.Nbd2 Qc7
7.b3 e5 8.Nc4 f6 9.O-O d5 10.Ne3 g5 11.Nd2 Be6 12.Qf3 Bg7
13.exd5 cxd5 14.c4 Rd8 15.cxd5 Nxd5 16.Ne4 O-O 17.Ba3 g4
18.Qd1 Nb4 19.Bxb4 cxb4 20.Rc1 Qe7 21.Nc5 Bc8 22.f3 gxf3
23.Qxf3 f5 24.Kh1 a5 25.Qe2 Rd6 26.Na4 Qd8 27.Nc4 Rh6 28.Nxe5
Re6 29.Rc5 Qd4 30.Qc2 Ba6 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.17"]
[Round "4"]
[White "Evans, Larry Melvyn"]
[Black "Grefe, John"]
[Result "1/2-1/2"]
[WhiteElo "2525"]
[BlackElo "2470"]
[ECO "E99"]
[EventDate "1974.07.13"]
[PlyCount "58"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Nf3 O-O 6.Be2 e5 7.O-O
Nc6 8.d5 Ne7 9.Ne1 Nd7 10.f3 f5 11.g4 Nf6 12.Nd3 c5 13.Bd2 Bd7
14.Kh1 h6 15.gxf5 gxf5 16.Rg1 Kh7 17.a3 f4 18.b4 b6 19.bxc5
bxc5 20.Rb1 Nh5 21.Be1 Ng6 22.Qd2 Rg8 23.Bd1 Rb8 24.Rb2 Bf6
25.Nb5 Bxb5 26.Rxb5 Rxb5 27.cxb5 Bh4 28.a4 Bxe1 29.Qxe1 Qc8
1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.17"]
[Round "4"]
[White "Weinstein, Norman"]
[Black "Commons, Kim"]
[Result "0-1"]
[WhiteElo "2470"]
[BlackElo "2420"]
[ECO "B84"]
[EventDate "1974.07.13"]
[PlyCount "70"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be2 a6 7.O-O
Qc7 8.f4 Be7 9.a4 Nc6 10.Be3 O-O 11.Nb3 b6 12.Bf3 Rb8 13.Qe2
Na5 14.Nd2 Rd8 15.Kh1 Nd7 16.Bd4 Nc6 17.Bf2 Bf6 18.Qc4 Bb7
19.Rad1 Rbc8 20.Nb3 Nc5 21.Nd4 Nxe4 22.Bxe4 d5 23.Bxd5 exd5
24.Qe2 Na5 25.Qg4 Nc4 26.Rd3 Nxb2 27.Rh3 g6 28.f5 Re8 29.Rg1
Nc4 30.Bh4 Qe7 31.Nce2 Bxh4 32.Rxh4 Qe3 33.Rf1 Re4 34.Qh3 Qxh3
35.Rxh3 Ne3 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.18"]
[Round "5"]
[White "Commons, Kim"]
[Black "Zuckerman, Bernard"]
[Result "1-0"]
[WhiteElo "2420"]
[BlackElo "2425"]
[ECO "E97"]
[EventDate "1974.07.13"]
[PlyCount "89"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.Be2 e5 7.O-O
Nc6 8.d5 Ne7 9.Nd2 c5 10.Rb1 Ne8 11.b4 b6 12.bxc5 bxc5 13.Qa4
f5 14.Nb3 a5 15.f3 Nf6 16.Bd2 Bd7 17.Qa3 Qc7 18.Nc1 Rfb8
19.Rxb8+ Rxb8 20.Nd3 Rb4 21.Nf2 fxe4 22.Nfxe4 Nxe4 23.fxe4 Nc8
24.Nd1 Ra4 25.Qf3 Qd8 26.Nc3 Rb4 27.Nb5 Rb2 28.Qf7+ Kh8
29.Bxa5 Qe8 30.Nc7 Qxf7 31.Rxf7 Rxe2 32.Rxd7 Bf6 33.Rf7 Be7
34.Ne6 h5 35.Bd8 Bxd8 36.Rf8+ Kh7 37.Rxd8 Nb6 38.Rxd6 Nxc4
39.Rd7+ Kh8 40.h3 Ne3 41.d6 Rxg2+ 42.Kh1 Rd2 43.Rd8+ Kh7 44.d7
g5 45.Rb8 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.18"]
[Round "5"]
[White "Grefe, John"]
[Black "Weinstein, Norman"]
[Result "1-0"]
[WhiteElo "2470"]
[BlackElo "2470"]
[ECO "C91"]
[EventDate "1974.07.13"]
[PlyCount "81"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3
d6 8.c3 O-O 9.d4 Bg4 10.Be3 exd4 11.cxd4 Na5 12.Bc2 Nc4 13.Bc1
c5 14.b3 Na5 15.d5 Nd7 16.Nbd2 Bf6 17.Rb1 Bc3 18.Re3 b4 19.h3
Bxf3 20.Nxf3 g6 21.Bb2 Bxb2 22.Rxb2 Qf6 23.Rb1 Ne5 24.Nh2 c4
25.Rg3 Rac8 26.Qd2 cxb3 27.axb3 Nb7 28.Rf1 a5 29.Bb1 Nd7
30.Ng4 Qe7 31.f4 Qh4 32.Kh2 Nbc5 33.e5 f5 34.exf6 Nxf6
35.Nxf6+ Qxf6 36.f5 Rc7 37.fxg6 Qxf1 38.gxh7+ Kf7 39.Rf3+ Qxf3
40.gxf3 Rcc8 41.Qh6 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.18"]
[Round "5"]
[White "Rogoff, Kenneth"]
[Black "Evans, Larry Melvyn"]
[Result "0-1"]
[WhiteElo "2445"]
[BlackElo "2525"]
[ECO "B82"]
[EventDate "1974.07.13"]
[PlyCount "91"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.f4 a6 7.Be2
Nc6 8.Be3 Be7 9.O-O O-O 10.a4 Qc7 11.Kh1 Nxd4 12.Qxd4 Bd7
13.e5 Ne8 14.Bf3 Bc6 15.Ne4 dxe5 16.fxe5 Rd8 17.Qc3 Rc8 18.Bf4
Bxe4 19.Qxc7 Nxc7 20.Bxe4 Nd5 21.Bg3 Rc4 22.Bd3 Rc7 23.c3 Rd8
24.Rf3 Nb6 25.Bf2 Bc5 26.Bh4 Be7 27.Bf2 Bc5 28.Bh4 Rd5 29.Be4
Rd2 30.b4 Bf8 31.Be1 Rdd7 32.Rf2 Nc4 33.Re2 g6 34.Bf3 Bg7
35.Bg3 Kf8 36.Kg1 Rd3 37.Rc1 Bh6 38.Rcc2 Be3+ 39.Kf1 Nd2+
40.Ke1 Rcd7 41.Rxe3 Rxe3+ 42.Kf2 Red3 43.Ke2 Nb1 44.Be1 Na3
45.Ra2 Nc4 46.a5 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.18"]
[Round "5"]
[White "Karklins, Andrew"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "B81"]
[EventDate "1974.07.13"]
[PlyCount "45"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.g4 a6 7.g5
Nfd7 8.Be3 b5 9.a3 Nb6 10.Qd2 Bb7 11.O-O-O N8d7 12.Rg1 Ne5
13.f4 Nec4 14.Bxc4 Nxc4 15.Qd3 Rc8 16.f5 e5 17.Nb3 Qc7 18.Bd2
Be7 19.Kb1 Bd8 20.Rc1 Qd7 21.Rcd1 Bb6 22.Rg3 a5 23.Bc1 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.18"]
[Round "5"]
[White "Saidy, Anthony Fred"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "A29"]
[EventDate "1974.07.13"]
[PlyCount "39"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.g3 Bb4 5.Nd5 e4 6.Nh4 Bc5 7.Bg2
d6 8.d3 Ng4 9.O-O g5 10.Bxg5 Qxg5 11.Nxc7+ Kd8 12.Nxa8 Nxf2
13.Rxf2 Qe3 14.d4 Bxd4 15.Qe1 Be6 16.Rd1 Kd7 17.Rxd4 Nxd4
18.Bf1 Rxa8 19.Ng2 Qg5 20.Qb4 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.18"]
[Round "5"]
[White "Reshevsky, Samuel Herman"]
[Black "Browne, Walter Shawn"]
[Result "0-1"]
[WhiteElo "2550"]
[BlackElo "2575"]
[ECO "A04"]
[EventDate "1974.07.13"]
[PlyCount "84"]

1.Nf3 c5 2.c4 g6 3.d4 cxd4 4.Nxd4 Nc6 5.e4 Nf6 6.Nc3 d6 7.Be2
Nxd4 8.Qxd4 Bg7 9.Bg5 O-O 10.Qd2 Be6 11.Rc1 Qa5 12.f3 Rfc8
13.b3 a6 14.Na4 Qxd2+ 15.Kxd2 Rc6 16.Be3 Nd7 17.Nc3 Rac8
18.Nd5 Bxd5 19.cxd5 Bc3+ 20.Kd3 R6c7 21.f4 Bb2 22.Rxc7 Rxc7
23.Rb1 Bg7 24.Rc1 Rxc1 25.Bxc1 Nc5+ 26.Ke3 a5 27.Bd1 b5 28.a3
a4 29.bxa4 bxa4 30.Bd2 Bb2 31.Bb4 Bc1+ 32.Kf3 Kf8 33.h4 h5
34.e5 f5 35.exf6 exf6 36.g4 hxg4+ 37.Kxg4 f5+ 38.Kg5 Kg7
39.Bc3+ Kh7 40.Bc2 Ne4+ 41.Bxe4 fxe4 42.Bb4 e3 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.18"]
[Round "5"]
[White "Gilden, Lawrence C"]
[Black "Soltis, Andrew E"]
[Result "1-0"]
[WhiteElo "2375"]
[BlackElo "2435"]
[ECO "A04"]
[EventDate "1974.07.13"]
[PlyCount "79"]

1.Nf3 c5 2.g3 g6 3.Bg2 Bg7 4.O-O Nc6 5.c4 e5 6.Nc3 Nge7 7.Ne1
O-O 8.Nc2 Rb8 9.Rb1 d6 10.b4 Be6 11.d3 d5 12.b5 Nd4 13.Ne3
dxc4 14.dxc4 Qd7 15.Ned5 Nxd5 16.Nxd5 Rbd8 17.b6 a6 18.Ba3 Rc8
19.e3 Nf5 20.Nc7 Rxc7 21.bxc7 Qxc7 22.Bd5 Bc8 23.Qb3 Qa5
24.Bb2 b5 25.Rfc1 b4 26.a3 Ne7 27.axb4 cxb4 28.e4 Kh8 29.Ba1
f5 30.Qxb4 Qd8 31.Qb2 f4 32.Qxe5 Nf5 33.exf5 Bxe5 34.Bxe5+ Rf6
35.g4 h6 36.Rb8 Kg7 37.Rcb1 gxf5 38.R1b6 Kh7 39.Bxf6 Qe8
40.R6b7+ 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.21"]
[Round "6"]
[White "Zuckerman, Bernard"]
[Black "Soltis, Andrew E"]
[Result "1/2-1/2"]
[ECO "C42"]
[EventDate "1974.07.13"]
[PlyCount "44"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O
Nc6 8.c4 Be6 9.Re1 Nf6 10.c5 O-O 11.Nc3 Bg4 12.Be3 Re8 13.h3
Bh5 14.g4 Bg6 15.Bb5 Bf8 16.Bxc6 bxc6 17.Ne5 Ne4 18.Nxc6 Qh4
19.Qf3 Nxc3 20.bxc3 Be4 21.Qg3 Qxg3+ 22.fxg3 a5 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.21"]
[Round "6"]
[White "Browne, Walter Shawn"]
[Black "Gilden, Lawrence C"]
[Result "1-0"]
[ECO "C65"]
[EventDate "1974.07.13"]
[PlyCount "80"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Bc5 5.Nxe5 Nxe4 6.Qe2 Nxe5
7.Qxe4 Qe7 8.d4 Nc6 9.Qxe7+ Bxe7 10.c3 O-O 11.Re1 Bf6 12.Bf4
d6 13.Nd2 Bf5 14.Ne4 Bxe4 15.Rxe4 Ne7 16.Rae1 Ng6 17.Bd2 d5
18.R4e2 Rfd8 19.f4 Nh4 20.Bd3 g6 21.f5 Nxf5 22.Bxf5 gxf5
23.Rf2 Rd7 24.Rxf5 Bg7 25.Kf2 f6 26.Kf3 c6 27.Kg4 Kf7 28.Rf3
Rc8 29.Kf5 c5 30.Rd3 cxd4 31.Rxd4 Rc4 32.Bf4 Bf8 33.Red1 Rxd4
34.Rxd4 Bc5 35.Rd3 b5 36.b3 d4 37.c4 bxc4 38.bxc4 Rb7 39.Rb3
Rxb3 40.axb3 a6 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.21"]
[Round "6"]
[White "Bisguier, Arthur Bernard"]
[Black "Reshevsky, Samuel Herman"]
[Result "1/2-1/2"]
[ECO "A37"]
[EventDate "1974.07.13"]
[PlyCount "45"]

1.c4 c5 2.Nc3 g6 3.g3 Bg7 4.Bg2 Nc6 5.Nf3 d6 6.O-O e5 7.d3
Nge7 8.Ne1 O-O 9.Nc2 Rb8 10.Ne3 b6 11.Ned5 Bb7 12.Rb1 Nxd5
13.Nxd5 Ne7 14.Nxe7+ Qxe7 15.Bxb7 Rxb7 16.e4 f5 17.f3 Qe6
18.Bd2 fxe4 19.fxe4 Rxf1+ 20.Qxf1 Rf7 21.Qe2 h5 22.Kg2 Kh7
23.Rf1 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.21"]
[Round "6"]
[White "Benko, Pal"]
[Black "Saidy, Anthony Fred"]
[Result "1/2-1/2"]
[ECO "B57"]
[EventDate "1974.07.13"]
[PlyCount "50"]

1.Nf3 c5 2.e4 d6 3.Nc3 Nc6 4.d4 cxd4 5.Nxd4 Nf6 6.Bc4 Qb6
7.Nb3 e6 8.O-O Be7 9.Bg5 O-O 10.Kh1 Qc7 11.f4 a6 12.Qf3 h6
13.Bh4 b5 14.Bd3 Bb7 15.Rae1 Nb4 16.Qh3 Rad8 17.a3 Nxd3
18.cxd3 Nh7 19.Rc1 Qd7 20.Na5 Ba8 21.Bxe7 Qxe7 22.Ne2 Qa7
23.Nc6 Bxc6 24.Rxc6 Qb7 25.Rfc1 Rc8 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.21"]
[Round "6"]
[White "Evans, Larry Melvyn"]
[Black "Karklins, Andrew"]
[Result "1-0"]
[ECO "A17"]
[EventDate "1974.07.13"]
[PlyCount "81"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 Bb4 4.Qc2 Nc6 5.a3 Bxc3 6.Qxc3 d6 7.g3
e5 8.Bg2 O-O 9.O-O Bg4 10.h3 Bxf3 11.Qxf3 a5 12.Rb1 a4 13.b4
Nd4 14.Qd3 c6 15.Bb2 Nb3 16.e4 b5 17.cxb5 cxb5 18.f4 Qb6+
19.Kh2 Rfe8 20.Bc3 Rac8 21.Rbe1 Rc4 22.Re2 h6 23.Ref2 Qc6
24.fxe5 dxe5 25.Qe3 Re6 26.g4 Qd6 27.Kh1 Rc7 28.Qe2 Qc6 29.Rf5
Qe8 30.g5 hxg5 31.Rxg5 Nh7 32.Rg3 Nf8 33.Rg1 Rg6 34.Bf1 Rb7
35.Qd3 Rxg3 36.Rxg3 Ng6 37.Qd5 Rb6 38.Rg5 Qb8 39.Rf5 Qb7
40.Qd8+ Nf8 41.Rxe5 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.21"]
[Round "6"]
[White "Weinstein, Norman"]
[Black "Rogoff, Kenneth"]
[Result "1/2-1/2"]
[ECO "C42"]
[EventDate "1974.07.13"]
[PlyCount "22"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.h3
O-O 8.O-O Bf5 9.Re1 Nc6 10.Nbd2 Nxd2 11.Qxd2 Bxd3 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.21"]
[Round "6"]
[White "Commons, Kim"]
[Black "Grefe, John"]
[Result "0-1"]
[WhiteElo "2420"]
[BlackElo "2470"]
[ECO "E97"]
[EventDate "1974.07.13"]
[PlyCount "106"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.Be2 e5 7.O-O
Nc6 8.d5 Ne7 9.Nd2 c5 10.Rb1 b6 11.b4 Kh8 12.bxc5 bxc5 13.Nb3
Ne8 14.Bd2 f5 15.f3 Nf6 16.Qc2 Neg8 17.Nb5 a6 18.Na3 Nh5 19.g3
Ra7 20.Na5 Raf7 21.Nc6 Qf6 22.Qc1 g5 23.Bd3 Qg6 24.Rb8 f4
25.g4 Nhf6 26.h3 h5 27.Qc2 Qh7 28.Ba5 Nd7 29.Ra8 Rf6 30.Rf2
Rh6 31.Rh2 Ndf6 32.Nd8 Bd7 33.Rxa6 hxg4 34.hxg4 Bxg4 35.fxg4
Nxg4 36.Rxh6 Qxh6 37.Qg2 N8f6 38.Qh1 Qxh1+ 39.Kxh1 Nf2+ 40.Kg2
Nxd3 41.Ne6 Rg8 42.Nb5 Nxe4 43.Nxd6 Nxd6 44.Rxd6 g4 45.Rd7 f3+
46.Kg3 f2 47.Rf7 Bh6 48.d6 Bf4+ 49.Nxf4 exf4+ 50.Kg2 f3+
51.Kf1 Rb8 52.Bc3+ Kg8 53.Rg7+ Kf8 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.22"]
[Round "7"]
[White "Grefe, John"]
[Black "Zuckerman, Bernard"]
[Result "1/2-1/2"]
[ECO "B92"]
[EventDate "1974.07.13"]
[PlyCount "19"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3
Be7 8.O-O O-O 9.a4 Nc6 10.Be3 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.22"]
[Round "7"]
[White "Rogoff, Kenneth"]
[Black "Commons, Kim"]
[Result "1-0"]
[WhiteElo "2445"]
[BlackElo "2420"]
[ECO "D47"]
[EventDate "1974.07.13"]
[PlyCount "83"]

1.Nf3 d5 2.c4 c6 3.e3 Nf6 4.Nc3 e6 5.d4 Nbd7 6.Bd3 dxc4 7.Bxc4
b5 8.Bd3 b4 9.Ne4 Nxe4 10.Bxe4 Bb7 11.Nd2 Rc8 12.O-O Qc7
13.Nc4 Be7 14.a3 bxa3 15.b3 Nf6 16.Bf3 O-O 17.Bxa3 c5 18.dxc5
Bxc5 19.Bb2 Rfd8 20.Qe2 Qe7 21.Rfc1 Bxf3 22.Qxf3 Nd5 23.Qg4 f6
24.Qe4 Nb4 25.Rd1 f5 26.Qf3 Nd3 27.Bc3 Rd5 28.Rd2 Rcd8 29.g3
Qb7 30.Rxd3 Qxb3 31.Na5 Qc2 32.Rxd5 Rxd5 33.Be1 Bb6 34.Qf4
Bxa5 35.Rxa5 Rd1 36.Qb8+ Kf7 37.Qxa7+ Kg6 38.Ra1 Rd3 39.Qa2
Qc6 40.Qe2 Qd5 41.Ra5 Qb3 42.Qa2 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.22"]
[Round "7"]
[White "Karklins, Andrew"]
[Black "Weinstein, Norman"]
[Result "1-0"]
[ECO "B83"]
[EventDate "1974.07.13"]
[PlyCount "107"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e6 7.Be3
Be7 8.O-O O-O 9.f4 a6 10.Qe1 Nxd4 11.Bxd4 b5 12.a3 Bb7 13.Qg3
Bc6 14.Bd3 Qc7 15.Rad1 Qb7 16.Bxf6 Bxf6 17.e5 dxe5 18.fxe5 Be7
19.Rf4 Qc7 20.Kh1 g6 21.Rg4 Kh8 22.Qe3 Bb7 23.Re1 Bxa3 24.Qh6
Bxb2 25.Nd1 Ba3 26.Rh4 f5 27.exf6 Rxf6 28.Ne3 Bf8 29.Qg5 Qe7
30.Qg3 Qg7 31.Ng4 Rf5 32.Ne5 Rxe5 33.Qxe5 Qxe5 34.Rxe5 Be7
35.Rh3 Bf6 36.Rxe6 Kg7 37.Rd6 Re8 38.Rd7+ Re7 39.Rxe7+ Bxe7
40.Re3 Bf6 41.Re6 Bd5 42.Rxa6 b4 43.Ra7+ Kh6 44.Rd7 Bg8 45.Rb7
Bc3 46.Be4 Be6 47.h4 Be1 48.Kh2 Bc8 49.Rb8 Be6 50.g3 Bc3
51.Rb7 Bc8 52.Rc7 Bg4 53.Kg2 Bd1 54.Kh3 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.22"]
[Round "7"]
[White "Saidy, Anthony Fred"]
[Black "Evans, Larry Melvyn"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2525"]
[ECO "A25"]
[EventDate "1974.07.13"]
[PlyCount "18"]

1.c4 e5 2.Nc3 Nc6 3.g3 g6 4.Bg2 Bg7 5.e3 Nge7 6.Nge2 O-O 7.O-O
d6 8.d3 Bd7 9.h3 Qc8 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.22"]
[Round "7"]
[White "Reshevsky, Samuel Herman"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[BlackElo "2495"]
[ECO "A15"]
[EventDate "1974.07.13"]
[PlyCount "26"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Qa4+ Bd7 6.Qb3 Nb6
7.d4 Bg7 8.Bf4 O-O 9.e3 Be6 10.Qc2 Nc6 11.Be2 Nb4 12.Qd1 c5
13.O-O Rc8 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.22"]
[Round "7"]
[White "Gilden, Lawrence C"]
[Black "Bisguier, Arthur Bernard"]
[Result "0-1"]
[ECO "C65"]
[EventDate "1974.07.13"]
[PlyCount "122"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.d3 d6 5.c3 g6 6.O-O Bg7 7.Nbd2
O-O 8.d4 Bd7 9.d5 Ne7 10.Bxd7 Nxd7 11.c4 h6 12.Ne1 f5 13.Nd3
c6 14.b3 cxd5 15.cxd5 fxe4 16.Nxe4 Nf6 17.Nxf6+ Rxf6 18.Qe2
Qa5 19.Bb2 Qxd5 20.Rfd1 Nc6 21.Nb4 Qe6 22.Nd5 Rf7 23.Qe4 Qf5
24.f3 Qxe4 25.fxe4 Rd8 26.Rac1 Kf8 27.Rf1 Rd7 28.Rxf7+ Kxf7
29.Kf2 Bf6 30.Ke2 Ke6 31.Rf1 Rf7 32.Bc1 Nd4+ 33.Kd3 Bg5
34.Rxf7 Kxf7 35.Bb2 Nc6 36.Kc4 Ke6 37.b4 Bd8 38.Bc1 h5 39.Be3
a6 40.a4 Nb8 41.Ba7 Nd7 42.Be3 Nf8 43.b5 axb5+ 44.Kxb5 Kd7
45.h3 Ne6 46.g3 g5 47.Kc4 h4 48.gxh4 gxh4 49.Kd3 Bg5 50.Bf2
Bf4 51.Nf6+ Kc6 52.Bxh4 Nc5+ 53.Kc4 Nxa4 54.Nd5 b5+ 55.Kb4
Bd2+ 56.Ka3 Nc5 57.Nf6 b4+ 58.Kb2 Kb5 59.Kc2 Bf4 60.Be1 Kc4
61.h4 Nd3 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.22"]
[Round "7"]
[White "Soltis, Andrew E"]
[Black "Browne, Walter Shawn"]
[Result "0-1"]
[WhiteElo "2435"]
[BlackElo "2575"]
[ECO "B95"]
[EventDate "1974.07.13"]
[PlyCount "85"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.Qd3
Nbd7 8.O-O-O b5 9.Qg3 Bb7 10.Bxf6 Qxf6 11.Bxb5 axb5 12.Ndxb5
Rc8 13.Rxd6 Be7 14.Rhd1 Nc5 15.f3 O-O 16.R6d2 Qh6 17.Nd6 Bg5
18.Nxc8 Rxc8 19.Qd6 Bf4 20.Qe7 Bg5 21.Qd6 Rd8 22.Qxd8+ Bxd8
23.Kb1 Be7 24.b4 g6 25.bxc5 Bc6 26.Ne2 e5 27.Nc3 Qxh2 28.Nd5
Bxc5 29.g4 Qg3 30.Rd3 Bxd5 31.exd5 Bd6 32.c4 Qf4 33.Rc3 Bb4
34.Rb3 Qxc4 35.Rc1 Qf4 36.Rc7 Bd6 37.Rd7 e4 38.fxe4 Qxe4+
39.Kb2 Qxd5 40.Rbb7 Qd2+ 41.Kb3 Qd3+ 42.Ka4 Qc4+ 43.Ka5 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.24"]
[Round "8"]
[White "Zuckerman, Bernard"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]
[ECO "B92"]
[EventDate "1974.07.13"]
[PlyCount "61"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be2 e5 7.Nb3
Be7 8.O-O O-O 9.Be3 Be6 10.a4 Nbd7 11.a5 Qc7 12.Nd5 Bxd5
13.exd5 Rfe8 14.c4 Bf8 15.Nd2 e4 16.b4 Rac8 17.Rc1 Qd8 18.Nb3
Ne5 19.h3 h6 20.Qd2 Qe7 21.Rfd1 Red8 22.b5 Nfd7 23.bxa6 bxa6
24.c5 Nxc5 25.Nxc5 dxc5 26.Bxa6 Rc7 27.Bf4 Ra7 28.Bf1 Nd3
29.d6 Qf6 30.Bxd3 exd3 31.Rxc5 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.24"]
[Round "8"]
[White "Bisguier, Arthur Bernard"]
[Black "Soltis, Andrew E"]
[Result "1/2-1/2"]
[ECO "E76"]
[EventDate "1974.07.13"]
[PlyCount "30"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.f4 O-O 6.Bd3 c5 7.d5 e6
8.Nge2 exd5 9.exd5 Nh5 10.O-O f5 11.Bd2 Na6 12.Kh1 Nc7 13.a4
Bd7 14.Ng1 Nf6 15.Nf3 Re8 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.24"]
[Round "8"]
[White "Benko, Pal"]
[Black "Gilden, Lawrence C"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2375"]
[ECO "A04"]
[EventDate "1974.07.13"]
[PlyCount "81"]

1.Nf3 c5 2.c4 b6 3.g3 Bb7 4.Bg2 g6 5.O-O Bg7 6.Nc3 Nf6 7.d4
cxd4 8.Nxd4 Bxg2 9.Kxg2 Qc8 10.b3 Qb7+ 11.Kg1 d5 12.cxd5 Nxd5
13.Nxd5 Qxd5 14.Be3 Nc6 15.Nxc6 Qxc6 16.Rc1 Qe6 17.Qd3 h5
18.Qb5+ Kf8 19.Rfd1 h4 20.Qd5 Qxd5 21.Rxd5 hxg3 22.hxg3 Rh5
23.Rxh5 gxh5 24.Rc4 Rd8 25.Ra4 b5 26.Rxa7 Bd4 27.Bxd4 Rxd4
28.Ra5 Rb4 29.Kf1 e5 30.e3 Ke7 31.Ke2 Ke6 32.Kd3 Kd5 33.Kc3
Rg4 34.Rxb5+ Ke4 35.Kd2 f6 36.Ke2 Rg8 37.Rb4+ Kf5 38.Rc4 Ra8
39.a4 Rb8 40.b4 Ra8 41.b5 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.24"]
[Round "8"]
[White "Evans, Larry Melvyn"]
[Black "Reshevsky, Samuel Herman"]
[Result "1/2-1/2"]
[WhiteElo "2525"]
[BlackElo "2550"]
[ECO "C96"]
[EventDate "1974.07.13"]
[PlyCount "46"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O Be7 6.Re1 b5 7.Bb3
d6 8.c3 O-O 9.h3 Na5 10.Bc2 c5 11.d4 Nd7 12.Nbd2 cxd4 13.cxd4
Nc6 14.d5 Nb4 15.Bb1 a5 16.Nf1 g6 17.Bh6 Re8 18.a3 Na6 19.Bd3
Rb8 20.Ng3 Ndc5 21.Bc2 Bd7 22.b3 Rc8 23.Rc1 Qb6 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.24"]
[Round "8"]
[White "Weinstein, Norman"]
[Black "Saidy, Anthony Fred"]
[Result "1/2-1/2"]
[ECO "B18"]
[EventDate "1974.07.13"]
[PlyCount "38"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.h4 h6 7.Nf3
Nd7 8.h5 Bh7 9.Bd3 Bxd3 10.Qxd3 Ngf6 11.Bd2 Qc7 12.O-O-O e6
13.c4 Bd6 14.Ne4 Bf4 15.Kb1 Bxd2 16.Rxd2 O-O-O 17.Qe2 Nxe4
18.Qxe4 Nf6 19.Qe3 Kb8 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.24"]
[Round "8"]
[White "Commons, Kim"]
[Black "Karklins, Andrew"]
[Result "1-0"]
[WhiteElo "2420"]
[BlackElo "2400"]
[ECO "E10"]
[EventDate "1974.07.13"]
[PlyCount "67"]

1.d4 Nf6 2.c4 e6 3.Nf3 Nc6 4.g3 Bb4+ 5.Bd2 Bxd2+ 6.Qxd2 O-O
7.Nc3 d6 8.Rd1 Bd7 9.Bg2 a6 10.O-O Rb8 11.e4 e5 12.d5 Ne7
13.Nh4 Ng4 14.h3 Nh6 15.f4 exf4 16.Qxf4 f6 17.Qe3 Qc8 18.g4
Nf7 19.Ne2 Re8 20.Rc1 c5 21.Ng3 Ng6 22.Nhf5 Ne7 23.Nxg7 Kxg7
24.Nh5+ Kg8 25.Nxf6+ Kh8 26.Nxd7 Nxd5 27.Rxf7 Qxd7 28.Qf3 Re7
29.Rf8+ Kg7 30.Rxb8 Rf7 31.Qb3 Nf4 32.Qc3+ Rf6 33.Re1 Qf7
34.g5 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.24"]
[Round "8"]
[White "Grefe, John"]
[Black "Rogoff, Kenneth"]
[Result "1/2-1/2"]
[WhiteElo "2470"]
[BlackElo "2445"]
[ECO "C73"]
[EventDate "1974.07.13"]
[PlyCount "60"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.Bxc6+ bxc6 6.d4 exd4
7.Qxd4 c5 8.Qd3 Ne7 9.Nc3 f6 10.Bf4 Be6 11.O-O Ng6 12.Bg3 Be7
13.Nd5 O-O 14.Rfe1 Ne5 15.Qc3 Nxf3+ 16.Qxf3 Rf7 17.Rad1 Bf8
18.Qc3 Qb8 19.f4 f5 20.exf5 Bxf5 21.Bh4 Qb5 22.h3 Re8 23.Rxe8
Qxe8 24.Re1 Qa4 25.b3 Qd4+ 26.Qxd4 cxd4 27.Re2 h5 28.Bd8 c6 2
9.Ne7+ Bxe7 30.Bxe7 d3 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.25"]
[Round "9"]
[White "Rogoff, Kenneth"]
[Black "Zuckerman, Bernard"]
[Result "1-0"]
[WhiteElo "2445"]
[BlackElo "2425"]
[ECO "A39"]
[EventDate "1974.07.13"]
[PlyCount "87"]

1.c4 Nf6 2.Nf3 g6 3.g3 Bg7 4.Bg2 O-O 5.O-O c5 6.d4 cxd4 7.Nxd4
Nc6 8.Nc3 Nxd4 9.Qxd4 d6 10.Qd3 a6 11.Bd2 Bf5 12.e4 Be6 13.b3
Rb8 14.Rac1 Nd7 15.Qe2 Nc5 16.Nd5 a5 17.Rfd1 b6 18.h4 h5
19.Bg5 Bxd5 20.exd5 Re8 21.Bh3 Bf6 22.Be3 Kg7 23.Rc2 Qc7
24.Kh2 e6 25.dxe6 Nxe6 26.Rcd2 Rbd8 27.Bg2 Nc5 28.Rd5 Re5
29.Qf3 Rxd5 30.Qxd5 Be5 31.Bg5 f6 32.Be3 f5 33.Bg5 Rf8 34.f4
Bf6 35.Qxd6 Qxd6 36.Rxd6 Bxg5 37.hxg5 Re8 38.Rxb6 Re2 39.a4
Nd3 40.Kg1 h4 41.Bf1 Re3 42.gxh4 Nxf4 43.c5 Re7 44.Bc4 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.25"]
[Round "9"]
[White "Karklins, Andrew"]
[Black "Grefe, John"]
[Result "1/2-1/2"]
[ECO "B58"]
[EventDate "1974.07.13"]
[PlyCount "119"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 e5 7.Nf3
h6 8.Bc4 Be7 9.O-O O-O 10.Qe2 Bg4 11.Be3 Na5 12.Rfd1 Bxf3
13.gxf3 Nxc4 14.Qxc4 Qd7 15.Kh1 Rac8 16.Qe2 a6 17.Rd2 Qe6
18.Rg1 Kh7 19.Qd3 Qc4 20.f4 b5 21.a3 Rfd8 22.f3 Qxd3 23.cxd3
exf4 24.Bxf4 d5 25.Be5 dxe4 26.fxe4 Nh5 27.Nd5 Bg5 28.Rdg2 f6
29.Bc3 Rc6 30.Rf1 g6 31.Be1 f5 32.h4 Bf6 33.Nxf6+ Rxf6 34.Bc3
Rff8 35.exf5 Rxf5 36.Re1 Rdf8 37.Kh2 Nf4 38.Rf2 g5 39.hxg5
hxg5 40.Re7+ R8f7 41.Rxf7+ Rxf7 42.Be5 Kg6 43.Bxf4 Rxf4 44.Rc2
Rf6 45.Kg3 Rd6 46.Rc3 Kf5 47.Kf3 Rd5 48.Ke3 Re5+ 49.Kf2 Kf4
50.a4 g4 51.axb5 axb5 52.Rb3 g3+ 53.Kg2 Rg5 54.Rb4+ Ke3 55.d4
Kd3 56.d5 Rxd5 57.Kxg3 Rf5 58.Kg4 Rd5 59.Kf3 Rc5 60.Kg3
1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.25"]
[Round "9"]
[White "Saidy, Anthony Fred"]
[Black "Commons, Kim"]
[Result "1-0"]
[WhiteElo "2430"]
[BlackElo "2420"]
[ECO "E81"]
[EventDate "1974.07.13"]
[PlyCount "59"]

1.c4 Nf6 2.Nc3 g6 3.d4 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nbd7 7.Qd2
c5 8.Nge2 a6 9.O-O-O Qa5 10.Kb1 b5 11.dxc5 dxc5 12.Nd5 Nxd5
13.Qxa5 Nxe3 14.Rc1 Nxc4 15.Rxc4 bxc4 16.Nc3 Rb8 17.f4 Nf6
18.e5 Bf5+ 19.Ka1 Ng4 20.Qxc5 Rfc8 21.Qa7 Bh6 22.h3 Bxf4
23.hxg4 Bc1 24.Na4 c3 25.b3 c2 26.Bc4 Bf4 27.gxf5 Bxe5+ 28.Nb2
Rxc4 29.Qxb8+ Bxb8 30.bxc4 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.25"]
[Round "9"]
[White "Reshevsky, Samuel Herman"]
[Black "Weinstein, Norman"]
[Result "0-1"]
[WhiteElo "2550"]
[BlackElo "2470"]
[ECO "E64"]
[EventDate "1974.07.13"]
[PlyCount "140"]

1.Nf3 Nf6 2.c4 c5 3.g3 g6 4.Bg2 Bg7 5.O-O O-O 6.d4 d6 7.Nbd2
Nc6 8.d5 Na5 9.Ne1 e5 10.a3 b6 11.b4 Nb7 12.Bb2 Ng4 13.e4 f5
14.exf5 gxf5 15.h3 Nh6 16.f4 Nf7 17.Qb3 Bd7 18.Nc2 Qc7 19.Ne3
Rae8 20.fxe5 Nxe5 21.b5 Qd8 22.Nf3 Na5 23.Qc2 Nxf3+ 24.Rxf3
Bxb2 25.Qxb2 Rxe3 26.Rxe3 Nxc4 27.Qc3 Nxe3 28.Qxe3 Bxb5
29.Qe6+ Kg7 30.Bf1 Bxf1 31.Rxf1 Qf6 32.Re1 Qxe6 33.Rxe6 Rf6
34.Re7+ Rf7 35.Re6 Rd7 36.Kf2 Kf7 37.Rh6 Kg7 38.Re6 Kf7 39.Rh6
Ke8 40.Ke3 Re7+ 41.Kd3 Kd7 42.a4 a6 43.Kc2 b5 44.a5 c4 45.Rh5
Rf7 46.Rh6 Rg7 47.g4 fxg4 48.hxg4 b4 49.Rh4 Ke7 50.g5 Rxg5
51.Rxh7+ Kf6 52.Rb7 Rxd5 53.Rxb4 Rxa5 54.Kc3 d5 55.Kd4 Rb5
56.Ra4 a5 57.Ra1 Ke6 58.Rh1 Kd6 59.Rh6+ Kc7 60.Rh7+ Kb6
61.Rh6+ Ka7 62.Rh7+ Ka6 63.Rh6+ Rb6 64.Rh1 Rb5 65.Rh6+ Ka7
66.Rh7+ Rb7 67.Rh2 Rd7 68.Kc5 c3 69.Kc6 Rd8 70.Kb5 Rb8+ 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.25"]
[Round "9"]
[White "Gilden, Lawrence C"]
[Black "Evans, Larry Melvyn"]
[Result "1/2-1/2"]
[WhiteElo "2375"]
[BlackElo "2525"]
[ECO "B81"]
[EventDate "1974.07.13"]
[PlyCount "92"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.g4 a6 7.g5
Nfd7 8.Rg1 b5 9.a3 Bb7 10.Be3 Nc6 11.Qg4 Nde5 12.Qh3 Nxd4
13.Bxd4 Nc6 14.Be3 g6 15.f4 Bg7 16.f5 Bxc3+ 17.bxc3 Qe7
18.O-O-O O-O-O 19.Bb6 Rd7 20.c4 bxc4 21.Bxc4 Re8 22.f6 Qf8
23.Qc3 Kb8 24.Bxa6 Rc8 25.Bb5 d5 26.exd5 exd5 27.Qg3+ Qd6
28.Bc5 Qxg3 29.Rxg3 Re8 30.Re3 Rxe3 31.Bxe3 Kc7 32.Bc5 d4
33.Re1 Rd5 34.Re7+ Kc8 35.Re8+ Kc7 36.Re7+ Kc8 37.Bxc6 Bxc6
38.Bb6 Rd7 39.Rxd7 Kxd7 40.Bxd4 Bb5 41.Kd2 Kc6 42.Kc3 Kd5
43.Kb4 Bf1 44.Bg1 Be2 45.Ka5 Kc6 46.Kb4 Kd5 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.25"]
[Round "9"]
[White "Soltis, Andrew E"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "B06"]
[EventDate "1974.07.13"]
[PlyCount "26"]

1.e4 d6 2.d4 g6 3.Nc3 Bg7 4.Bg5 a6 5.Qd2 b5 6.Nf3 Bb7 7.a4 h6
8.Bh4 g5 9.Bg3 b4 10.Nd5 a5 11.Bd3 e6 12.Ne3 Nd7 13.Qe2 Ngf6
1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.25"]
[Round "9"]
[White "Browne, Walter Shawn"]
[Black "Bisguier, Arthur Bernard"]
[Result "1-0"]
[ECO "C42"]
[EventDate "1974.07.13"]
[PlyCount "79"]

1.e4 e5 2.Nf3 Nf6 3.Nxe5 d6 4.Nf3 Nxe4 5.d4 d5 6.Bd3 Be7 7.O-O
Nc6 8.c4 Nb4 9.cxd5 Nxd3 10.Qxd3 Qxd5 11.Re1 Bf5 12.Nc3 Nxc3
13.Qxc3 c6 14.Bh6 Rg8 15.Re5 Qd7 16.Rae1 Be6 17.Ng5 O-O-O
18.Nxf7 Bxf7 19.Rxe7 Qxd4 20.Rxf7 Qxc3 21.bxc3 gxh6 22.Rb1 Rg5
23.h4 Rb5 24.Rxb5 cxb5 25.Rxh7 Rd1+ 26.Kh2 Rd2 27.Rxh6 Rxa2
28.h5 Rxf2 29.Rh8+ Kc7 30.h6 Kb6 31.Kh3 a5 32.g4 b4 33.cxb4
axb4 34.Re8 Rf1 35.Kg2 Rf7 36.g5 Rf5 37.h7 Rxg5+ 38.Kf3 Rh5
39.h8=Q Rxh8 40.Rxh8 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.26"]
[Round "10"]
[White "Zuckerman, Bernard"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "C67"]
[EventDate "1974.07.13"]
[PlyCount "27"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.d4 Nd6 6.Bxc6 dxc6
7.dxe5 Nf5 8.Qxd8+ Kxd8 9.Nc3 Ke8 10.h3 Ne7 11.Ne2 h6 12.Nfd4
c5 13.Nb5 Kd7 14.f4 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.26"]
[Round "10"]
[White "Benko, Pal"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]
[ECO "A04"]
[EventDate "1974.07.13"]
[PlyCount "45"]

1.Nf3 c5 2.c4 g6 3.d4 cxd4 4.Nxd4 Nc6 5.e4 Nf6 6.Nc3 d6 7.f3
Nxd4 8.Qxd4 Bg7 9.Bg5 O-O 10.Qd2 Be6 11.Rc1 Qa5 12.b3 Rfc8
13.Be2 a6 14.Na4 Qxd2+ 15.Kxd2 Rc6 16.Rc2 Rac8 17.Rhc1 Kf8
18.Nc3 Nd7 19.Nd5 Bxd5 20.exd5 R6c7 21.Be3 a5 22.Kd1 Nc5
23.Rb1 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.26"]
[Round "10"]
[White "Evans, Larry Melvyn"]
[Black "Soltis, Andrew E"]
[Result "1-0"]
[WhiteElo "2525"]
[BlackElo "2435"]
[ECO "E81"]
[EventDate "1974.07.13"]
[PlyCount "85"]

1.c4 Nf6 2.Nc3 g6 3.d4 Bg7 4.e4 d6 5.f3 O-O 6.Be3 Nbd7 7.Qd2
c5 8.d5 a6 9.a4 Qa5 10.Nh3 Ne5 11.Nf2 b5 12.cxb5 Qb4 13.Ncd1
Qxd2+ 14.Bxd2 axb5 15.Bxb5 Ba6 16.Bxa6 Rxa6 17.Bc3 Nfd7 18.Ke2
Rfa8 19.b3 g5 20.Ne3 Rb8 21.Rhb1 Rab6 22.Ra3 R6b7 23.g3 Nc4
24.Nxc4 Bxc3 25.Nd1 Bb4 26.Ra2 Kf8 27.Kd3 Ke8 28.Nde3 Nf8
29.f4 gxf4 30.gxf4 Ng6 31.Rf2 f6 32.Kc2 Kd7 33.Rg1 Rh8 34.f5
Ne5 35.Nxe5+ fxe5 36.Nc4 Rbb8 37.Rfg2 Rbf8 38.Rg3 Rf6 39.Rh3
Ke8 40.Kd3 Kf7 41.Rh5 Kf8 42.a5 Ke8 43.a6 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.26"]
[Round "10"]
[White "Weinstein, Norman"]
[Black "Gilden, Lawrence C"]
[Result "1-0"]
[WhiteElo "2470"]
[BlackElo "2375"]
[ECO "C10"]
[EventDate "1974.07.13"]
[PlyCount "71"]

1.e4 e6 2.d4 d5 3.Nd2 dxe4 4.Nxe4 Qd5 5.Nc3 Bb4 6.Nge2 Nc6
7.Bf4 Nf6 8.Bxc7 O-O 9.a3 Qd7 10.axb4 Qxc7 11.b5 Nb4 12.Ra4
Nbd5 13.g3 Nb6 14.Ra1 e5 15.dxe5 Qxe5 16.Bg2 Bg4 17.O-O Rfe8
18.f3 Rad8 19.Qc1 Bd7 20.Rf2 Bxb5 21.Qf4 Qc5 22.Bf1 Bc6 23.b4
Qe7 24.b5 Nbd5 25.Nxd5 Nxd5 26.Qa4 Bd7 27.Qb3 Be6 28.Nd4 Qc5
29.Nxe6 Rxe6 30.Qc4 Qb6 31.Rd1 Red6 32.Qd4 Qc7 33.Qc4 Qxc4
34.Bxc4 Ne3 35.Rxd6 Rxd6 36.Re2 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.26"]
[Round "10"]
[White "Commons, Kim"]
[Black "Reshevsky, Samuel Herman"]
[Result "1-0"]
[WhiteElo "2420"]
[BlackElo "2550"]
[ECO "E95"]
[EventDate "1974.07.13"]
[PlyCount "53"]

1.Nf3 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.d4 O-O 6.Be2 e5 7.O-O
Nbd7 8.Re1 c6 9.Bf1 Qb6 10.d5 Nc5 11.Rb1 a5 12.b3 Bd7 13.Ba3
cxd5 14.cxd5 Ng4 15.Rb2 f5 16.Na4 Qa7 17.Nxc5 dxc5 18.h3 Nf6
19.Nxe5 fxe4 20.Nxd7 Nxd7 21.Rxe4 Bxb2 22.Bxb2 Rae8 23.d6 Rxe4
24.Qd5+ Rf7 25.Qxe4 Qb8 26.Bc4 Qf8 27.Qe6 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.26"]
[Round "10"]
[White "Grefe, John"]
[Black "Saidy, Anthony Fred"]
[Result "1/2-1/2"]
[ECO "B11"]
[EventDate "1974.07.13"]
[PlyCount "70"]

1.e4 c6 2.Nc3 d5 3.Nf3 Bg4 4.h3 Bxf3 5.Qxf3 Nf6 6.d3 e6 7.Bd2
Bc5 8.g4 O-O 9.h4 Nbd7 10.g5 Ne8 11.Qg3 f5 12.f4 b5 13.Bh3 Nb6
14.Qf3 Nd6 15.exd5 cxd5 16.Ne2 Nd7 17.Kf1 b4 18.Kg2 Nb5
19.Rhe1 Re8 20.Kh1 Nf8 21.Bg2 Rb8 22.Rad1 Qc8 23.c4 bxc3
24.bxc3 Nd6 25.Be3 Rb2 26.h5 Rxa2 27.Nd4 Bxd4 28.Bxd4 Nb5
29.Qe3 Nxd4 30.Qxd4 Rd8 31.h6 Qc7 32.Ra1 Rxa1 33.Rxa1 Rd7
34.Ra6 gxh6 35.gxh6 Qd8 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.26"]
[Round "10"]
[White "Rogoff, Kenneth"]
[Black "Karklins, Andrew"]
[Result "1/2-1/2"]
[ECO "A46"]
[EventDate "1974.07.13"]
[PlyCount "40"]

1.Nf3 Nf6 2.d4 d6 3.g3 Nbd7 4.c4 e5 5.Nc3 Be7 6.Bg2 O-O 7.O-O
c6 8.e4 a6 9.Re1 b5 10.c5 dxc5 11.dxe5 Ne8 12.b3 Nc7 13.Bb2
Ne6 14.Re2 Nb6 15.Rd2 Qc7 16.a4 b4 17.a5 bxc3 18.axb6 Qxb6
19.Bxc3 Rb8 20.Qc1 Nd4 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.28"]
[Round "11"]
[White "Karklins, Andrew"]
[Black "Zuckerman, Bernard"]
[Result "0-1"]
[WhiteElo "2400"]
[BlackElo "2425"]
[ECO "B58"]
[EventDate "1974.07.13"]
[PlyCount "64"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Be2 g6 7.g4
Bg7 8.Nb3 a5 9.a4 b6 10.f4 Bb7 11.Bf3 Nb4 12.O-O O-O 13.Rf2
Nd7 14.Nd5 Nc5 15.Nxc5 bxc5 16.c3 Nc6 17.Ne3 Rb8 18.g5 f6
19.gxf6 Bxf6 20.Be2 Kh8 21.Bc4 Qd7 22.Ng2 Qh3 23.Rf3 Qg4
24.Qd3 Bh4 25.h3 Qh5 26.Rf1 Bf6 27.Kh2 g5 28.Be6 gxf4 29.Nxf4
Be5 30.Kh1 Qh6 31.Bf5 Rxf5 32.exf5 Nb4+ 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.28"]
[Round "11"]
[White "Saidy, Anthony Fred"]
[Black "Rogoff, Kenneth"]
[Result "0-1"]
[WhiteElo "2430"]
[BlackElo "2445"]
[ECO "D45"]
[EventDate "1974.07.13"]
[PlyCount "72"]

1.Nf3 Nf6 2.c4 c6 3.Nc3 d5 4.e3 e6 5.b3 Bd6 6.Bb2 O-O 7.Be2
Nbd7 8.d4 dxc4 9.bxc4 e5 10.O-O exd4 11.exd4 Re8 12.Re1 Nf8
13.Qd3 Bg4 14.h3 Bh5 15.Nh4 Bxe2 16.Rxe2 Ne6 17.g3 Bf8 18.Nf3
Qa5 19.Re5 Qa6 20.Ne2 Rad8 21.a4 Nd7 22.Re3 Nb6 23.Nd2 Nxa4
24.Qc2 b5 25.d5 Nec5 26.Rxe8 Rxe8 27.Nd4 cxd5 28.Nxb5 Qb7
29.Bd4 a6 30.Nc3 Nxc3 31.Qxc3 Ne6 32.cxd5 Nxd4 33.Qxd4 Rd8
34.Nf1 Rxd5 35.Qe4 Qb5 36.Rxa6 Rd1 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.28"]
[Round "11"]
[White "Reshevsky, Samuel Herman"]
[Black "Grefe, John"]
[Result "1-0"]
[WhiteElo "2550"]
[BlackElo "2470"]
[ECO "E92"]
[EventDate "1974.07.13"]
[PlyCount "109"]

1.d4 Nf6 2.c4 g6 3.Nc3 Bg7 4.e4 d6 5.Be2 O-O 6.Nf3 e5 7.Be3
Qe7 8.d5 Nh5 9.Ng1 Nf4 10.Bf1 f5 11.g3 fxe4 12.Nxe4 Bf5 13.f3
Nh5 14.Ne2 Nd7 15.N2c3 Ndf6 16.Bd3 Nxe4 17.Nxe4 Nf6 18.Qc2
Nxe4 19.Bxe4 Qd7 20.O-O Bxe4 21.Qxe4 Qh3 22.Rf2 b6 23.Qg4 Qxg4
24.fxg4 Rxf2 25.Kxf2 e4 26.Rb1 a5 27.b3 h5 28.gxh5 gxh5 29.Ke2
Kh7 30.Rf1 Kg6 31.Rf4 Re8 32.g4 hxg4 33.Rxg4+ Kh7 34.h4 Bf6
35.Rf4 Kg7 36.h5 a4 37.Rg4+ Kf7 38.Rf4 Kg7 39.b4 Bc3 40.b5 Bb2
41.Kf2 Re5 42.h6+ Kg6 43.Rg4+ Kh5 44.Rg7 Rf5+ 45.Ke2 Rf3
46.Rxc7 Rh3 47.Bxb6 Ra3 48.h7 Kg4 49.Rc8 Rxa2 50.Ke3 Bc1+
51.Kxe4 Re2+ 52.Kd3 Rd2+ 53.Kc3 Rh2 54.h8=Q Bb2+ 55.Kb4 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.28"]
[Round "11"]
[White "Gilden, Lawrence C"]
[Black "Commons, Kim"]
[Result "1-0"]
[WhiteElo "2375"]
[BlackElo "2420"]
[ECO "B56"]
[EventDate "1974.07.13"]
[PlyCount "89"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be3 e5 7.Nb3
Be6 8.Qd2 Be7 9.f3 O-O 10.O-O-O a5 11.Bb5 Qc7 12.Qf2 Nd7
13.Kb1 Rfc8 14.a4 Nb4 15.g4 Bc4 16.Bxc4 Qxc4 17.Qf1 Qe6 18.Qb5
Nf6 19.Rd2 Ne8 20.Nd5 Nc7 21.Nxc7 Rxc7 22.Nc1 h6 23.c3 Nc6
24.h4 Rd7 25.g5 h5 26.Ne2 Bf8 27.Qd5 Ne7 28.Qxe6 fxe6 29.f4
Nc6 30.f5 exf5 31.exf5 d5 32.Rhd1 Ne7 33.Ng3 Rc8 34.f6 gxf6
35.Nxh5 Kf7 36.Nxf6 Rdd8 37.Nxd5 Rc4 38.Rf1+ Kg7 39.Nxe7 Bxe7
40.Rxd8 Bxd8 41.Rd1 Be7 42.Rd7 Kf8 43.h5 Rxa4 44.g6 Rg4
45.Rxb7 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.28"]
[Round "11"]
[White "Soltis, Andrew E"]
[Black "Weinstein, Norman"]
[Result "1/2-1/2"]
[ECO "B56"]
[EventDate "1974.07.13"]
[PlyCount "45"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.f4 e6 7.Nf3
Be7 8.Bd3 Qb6 9.Qe2 O-O 10.a3 Nd7 11.Nd1 Bf6 12.Be3 Nd4
13.Bxd4 Bxd4 14.Nxd4 Qxd4 15.Nc3 Qf6 16.O-O Nc5 17.Rad1 Bd7
18.e5 dxe5 19.Ne4 Qe7 20.fxe5 Nxd3 21.Qxd3 Bc6 22.Nd6 Qg5
23.Qe2 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.28"]
[Round "11"]
[White "Browne, Walter Shawn"]
[Black "Evans, Larry Melvyn"]
[Result "1/2-1/2"]
[WhiteElo "2575"]
[BlackElo "2525"]
[ECO "B43"]
[EventDate "1974.07.13"]
[PlyCount "43"]

1.e4 c5 2.Nf3 e6 3.Nc3 a6 4.d4 cxd4 5.Nxd4 d6 6.g3 b5 7.Bg2
Bb7 8.O-O Nf6 9.Re1 Qc7 10.Nd5 exd5 11.exd5+ Kd8 12.Bg5 Nbd7
13.a4 h6 14.Bxf6+ Nxf6 15.axb5 axb5 16.Rxa8+ Bxa8 17.Qa1 Bb7
18.Nc6+ Bxc6 19.dxc6 d5 20.Qa8+ Qc8 21.Qa5+ Qc7 22.Qa8+
1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.28"]
[Round "11"]
[White "Bisguier, Arthur Bernard"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "B30"]
[EventDate "1974.07.13"]
[PlyCount "28"]

1.e4 c5 2.Nf3 Nc6 3.Bb5 e6 4.Bxc6 bxc6 5.O-O Ne7 6.b3 Ng6
7.Bb2 f6 8.d3 Be7 9.Nbd2 O-O 10.e5 fxe5 11.Nxe5 Nxe5 12.Bxe5
d6 13.Bg3 e5 14.Qe2 Bg5 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.30"]
[Round "12"]
[White "Zuckerman, Bernard"]
[Black "Benko, Pal"]
[Result "1/2-1/2"]
[ECO "B62"]
[EventDate "1974.07.13"]
[PlyCount "31"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bg5 e6 7.Qd2
a6 8.O-O-O h6 9.Bf4 Bd7 10.Nxc6 Bxc6 11.f3 d5 12.Qe1 Bb4 13.a3
Ba5 14.b4 Bb6 15.exd5 Bxd5 16.Nxd5 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.30"]
[Round "12"]
[White "Evans, Larry Melvyn"]
[Black "Bisguier, Arthur Bernard"]
[Result "1/2-1/2"]
[ECO "A22"]
[EventDate "1974.07.13"]
[PlyCount "65"]

1.c4 e5 2.Nc3 Nf6 3.a3 c6 4.Nf3 e4 5.Nd4 d5 6.cxd5 cxd5 7.d3
exd3 8.Qxd3 Nc6 9.Bf4 Be6 10.e3 Bc5 11.Be2 O-O 12.O-O Bxd4
13.exd4 Ne4 14.Rfd1 Nxc3 15.Qxc3 Qd7 16.b4 Rac8 17.Qd2 Ne7
18.a4 Nf5 19.b5 Nd6 20.Qb4 Nc4 21.a5 Rfe8 22.Bf1 f6 23.b6 a6
24.Bc7 Bf7 25.Qc5 Re6 26.g3 Rc6 27.Qb4 Re8 28.Re1 Rxe1 29.Rxe1
Re6 30.Ra1 Rc6 31.h3 g5 32.Bg2 Kg7 33.Re1 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.30"]
[Round "12"]
[White "Weinstein, Norman"]
[Black "Browne, Walter Shawn"]
[Result "1/2-1/2"]
[ECO "B52"]
[EventDate "1974.07.13"]
[PlyCount "42"]

1.e4 c5 2.Nf3 d6 3.Bb5+ Bd7 4.Bxd7+ Qxd7 5.O-O Nc6 6.c3 Nf6
7.Re1 e6 8.d4 cxd4 9.cxd4 d5 10.e5 Ne4 11.Nbd2 Nxd2 12.Bxd2
Be7 13.Rc1 O-O 14.Qb3 Rac8 15.h3 Rc7 16.Rc2 Rfc8 17.Rec1 Nd8
18.Rxc7 Rxc7 19.Rxc7 Qxc7 20.Qa4 Nc6 21.Bc3 h6 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.30"]
[Round "12"]
[White "Commons, Kim"]
[Black "Soltis, Andrew E"]
[Result "0-1"]
[WhiteElo "2420"]
[BlackElo "2435"]
[ECO "B90"]
[EventDate "1974.07.13"]
[PlyCount "77"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Be3 Nbd7 7.f3
e6 8.g4 h6 9.Qd2 b5 10.a3 Bb7 11.O-O-O Qa5 12.Kb1 Rc8 13.h4
Rxc3 14.Nb3 Qc7 15.bxc3 d5 16.Bd3 dxe4 17.fxe4 Nxg4 18.Bd4 e5
19.Bg1 Ngf6 20.Qe1 Bxa3 21.Rh3 O-O 22.Ka2 Be7 23.Kb2 Rc8
24.Ra1 Nh5 25.Rh2 Nf4 26.Na5 Nc5 27.Bxc5 Bxc5 28.Nxb7 Qxb7
29.Ra2 Qb6 30.Kb1 Bg1 31.Rd2 Rxc3 32.Rf2 b4 33.Qxg1 b3 34.cxb3
Nxd3 35.Rf1 Qxb3+ 36.Ka1 Nb4 37.Rff2 Nxa2 38.Rxa2 Qc4 39.Qxg7+
0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.30"]
[Round "12"]
[White "Grefe, John"]
[Black "Gilden, Lawrence C"]
[Result "1-0"]
[WhiteElo "2470"]
[BlackElo "2375"]
[ECO "C69"]
[EventDate "1974.07.13"]
[PlyCount "79"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O f6 6.d4 Bg4
7.dxe5 Qxd1 8.Rxd1 fxe5 9.Rd3 Bxf3 10.gxf3 Bd6 11.Nd2 Nh6
12.Nc4 Nf7 13.Be3 O-O-O 14.Rad1 Rhe8 15.Nxd6+ Rxd6 16.Kf1 Rf6
17.Ke2 c5 18.Rg1 Rg6 19.Rxg6 hxg6 20.Rd1 c4 21.Rg1 Re6 22.Rg4
Kd7 23.Rh4 Ke7 24.f4 exf4 25.Rxf4 g5 26.Rg4 Kf6 27.f3 Rd6
28.Bd2 b5 29.Bc3+ Kg6 30.h4 Kh5 31.hxg5 Nxg5 32.Bxg7 Rd2+
33.Ke3 Rxc2 34.Bf6 Ne6 35.Rg8 b4 36.f4 c3 37.bxc3 bxc3 38.f5
Nc5 39.Bd4 Nd7 40.Kf4 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.30"]
[Round "12"]
[White "Rogoff, Kenneth"]
[Black "Reshevsky, Samuel Herman"]
[Result "0-1"]
[WhiteElo "2445"]
[BlackElo "2550"]
[ECO "C69"]
[EventDate "1974.07.13"]
[PlyCount "56"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Bxc6 dxc6 5.O-O Qd6 6.c3 Bg4 7.h3
Bxf3 8.Qxf3 O-O-O 9.Qxf7 Nf6 10.Qc4 b5 11.Qe2 Qd3 12.Re1 Bc5
13.b4 Bb6 14.Qxd3 Rxd3 15.Na3 Rf8 16.Nc2 Nh5 17.Ne3 Nf4 18.a4
Kb7 19.c4 bxc4 20.Ra2 Rd4 21.Ba3 Rfd8 22.Nf1 Rd3 23.Bb2 Rxd2
24.Nxd2 Rxd2 25.Rea1 c3 26.Ba3 c2 27.Kh2 Nd3 28.f3 Rd1 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.07.30"]
[Round "12"]
[White "Karklins, Andrew"]
[Black "Saidy, Anthony Fred"]
[Result "0-1"]
[WhiteElo "2400"]
[BlackElo "2430"]
[ECO "B60"]
[EventDate "1974.07.13"]
[PlyCount "72"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bg5 e6
7.Ndb5 a6 8.Bxf6 gxf6 9.Nd4 h5 10.h4 Qa5 11.g3 f5 12.Bg2 fxe4
13.Bxe4 d5 14.Nb3 Qc7 15.Bf3 Ne5 16.Bxh5 Nc4 17.O-O Qe5 18.Bf3
Nxb2 19.Qe1 Bg7 20.Nxd5 exd5 21.Qxe5+ Bxe5 22.Rfe1 f6 23.Bxd5
Kf8 24.Nc5 Rh7 25.Rab1 Rc7 26.Bxb7 Rxb7 27.Nxb7 Bxb7 28.Rxe5
fxe5 29.Rxb2 Bf3 30.Rb4 Rc8 31.c4 Rd8 32.g4 Rd4 33.Rb6 Rxg4+
34.Kf1 Kf7 35.Rxa6 Rxh4 36.Ke1 Rd4 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.08.01"]
[Round "13"]
[White "Saidy, Anthony Fred"]
[Black "Zuckerman, Bernard"]
[Result "1/2-1/2"]
[ECO "A14"]
[EventDate "1974.07.13"]
[PlyCount "25"]

1.Nf3 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.O-O O-O 6.d4 dxc4 7.Ne5
Nc6 8.Nxc6 bxc6 9.Bxc6 Rb8 10.Bf3 Bb7 11.Bxb7 Rxb7 12.Nc3 Qd7
13.Rb1 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.08.01"]
[Round "13"]
[White "Reshevsky, Samuel Herman"]
[Black "Karklins, Andrew"]
[Result "1-0"]
[WhiteElo "2550"]
[BlackElo "2400"]
[ECO "E47"]
[EventDate "1974.07.13"]
[PlyCount "79"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.e3 O-O 5.Bd3 c5 6.Nge2 cxd4
7.exd4 d5 8.cxd5 Nxd5 9.O-O Nc6 10.Bc2 Be7 11.Qd3 g6 12.a3 b6
13.Ne4 Bb7 14.Bh6 Re8 15.Rac1 f5 16.Nd2 a6 17.Nf3 Bf6 18.Bb3
Qd6 19.h4 Rac8 20.Ba2 Rc7 21.Rfe1 Rd7 22.h5 Nd8 23.Ne5 Nf7
24.Nxd7 Qxd7 25.Bd2 g5 26.Nc3 Nc7 27.d5 Re7 28.Qe3 Nxd5
29.Nxd5 Bxd5 30.Bxd5 Qxd5 31.Rc8+ Kg7 32.Bb4 Bd4 33.Qe2 Rd7
34.Qxe6 Qxe6 35.Rxe6 Ne5 36.Rf8 Bxf2+ 37.Kxf2 Nd3+ 38.Kg1 Nxb4
39.Rxf5 Nd3 40.h6+ 1-0

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.08.01"]
[Round "13"]
[White "Gilden, Lawrence C"]
[Black "Rogoff, Kenneth"]
[Result "0-1"]
[WhiteElo "2375"]
[BlackElo "2445"]
[ECO "C76"]
[EventDate "1974.07.13"]
[PlyCount "84"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 d6 5.c3 Bd7 6.d4 g6 7.O-O Bg7
8.dxe5 dxe5 9.Be3 Nf6 10.Bc2 Qe7 11.b4 b6 12.a4 O-O 13.a5 Rfb8
14.axb6 cxb6 15.Nbd2 a5 16.Nc4 axb4 17.Rxa8 Rxa8 18.Nxb6 Rd8
19.Nd5 Nxd5 20.exd5 Be6 21.c4 Bg4 22.h3 Bxf3 23.Qxf3 Nd4
24.Bxd4 exd4 25.Bb3 h5 26.Ra1 d3 27.Rd1 d2 28.Qe3 Qxe3 29.fxe3
Bh6 30.e4 Kf8 31.Kf2 Rc8 32.Ke2 Re8 33.Kd3 f5 34.exf5 Re3+
35.Kc2 Rc3+ 36.Kb2 gxf5 37.Ka2 Ke7 38.Kb2 Kd6 39.Ka2 Rc1
40.Kb2 h4 41.Ka2 Kc5 42.Kb2 Bg7+ 0-1

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.08.01"]
[Round "13"]
[White "Soltis, Andrew E"]
[Black "Grefe, John"]
[Result "1/2-1/2"]
[ECO "B87"]
[EventDate "1974.07.13"]
[PlyCount "42"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bc4 e6 7.Bb3
b5 8.O-O Be7 9.Qf3 Qc7 10.Qg3 O-O 11.Bh6 Ne8 12.a3 Kh8 13.Be3
Nf6 14.Rad1 Nc6 15.Rfe1 Na5 16.Ba2 Nc4 17.Bxc4 Qxc4 18.Bg5 Bb7
19.Qh4 Rfe8 20.Re3 Ng8 21.Bxe7 Rxe7 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.08.01"]
[Round "13"]
[White "Browne, Walter Shawn"]
[Black "Commons, Kim"]
[Result "1/2-1/2"]
[ECO "B18"]
[EventDate "1974.07.13"]
[PlyCount "27"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Bf5 5.Ng3 Bg6 6.Nf3 Nd7 7.h4
h6 8.h5 Bh7 9.Bd3 Bxd3 10.Qxd3 Qc7 11.Bd2 e6 12.O-O-O O-O-O
13.Qe2 Ngf6 14.Ne5 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.08.01"]
[Round "13"]
[White "Bisguier, Arthur Bernard"]
[Black "Weinstein, Norman"]
[Result "1/2-1/2"]
[ECO "D02"]
[EventDate "1974.07.13"]
[PlyCount "65"]

1.d4 Nf6 2.Nf3 g6 3.Bf4 Bg7 4.e3 O-O 5.Nbd2 d6 6.Bc4 b6 7.c3
c5 8.b4 Nc6 9.Qb3 a6 10.a4 Bf5 11.O-O d5 12.Be2 Nh5 13.Bg5 h6
14.Bh4 g5 15.Bg3 Nxg3 16.hxg3 Qd6 17.bxc5 bxc5 18.Qa3 Bg6
19.dxc5 Qc7 20.Rac1 Rfc8 21.Nd4 Ne5 22.c4 Qxc5 23.Qxc5 Rxc5
24.N4b3 Rxc4 25.Nxc4 Nxc4 26.Bf3 e6 27.Rxc4 dxc4 28.Bxa8 cxb3
29.e4 f5 30.Rb1 b2 31.f3 Bd4+ 32.Kf1 Be8 33.exf5 1/2-1/2

[Event "23rd USA-ch"]
[Site "Chicago, IL USA"]
[Date "1974.08.01"]
[Round "13"]
[White "Benko, Pal"]
[Black "Evans, Larry Melvyn"]
[Result "1-0"]
[WhiteElo "2510"]
[BlackElo "2525"]
[ECO "A12"]
[EventDate "1974.07.13"]
[PlyCount "127"]

1.Nf3 Nf6 2.c4 c6 3.g3 d5 4.b3 Bg4 5.Bg2 Nbd7 6.Bb2 e6 7.O-O
Bd6 8.d3 O-O 9.Nbd2 Qe7 10.Qc2 e5 11.h3 Bh5 12.Rae1 Ba3 13.Nh4
Bxb2 14.Qxb2 Rfe8 15.b4 e4 16.dxe4 Nxe4 17.cxd5 cxd5 18.Nxe4
dxe4 19.Nf5 Qf6 20.Qxf6 Nxf6 21.Ne3 Rad8 22.g4 Bg6 23.Rd1 h6
24.Kh2 Kf8 25.Kg3 Bh7 26.a3 b6 27.Rxd8 Rxd8 28.Rc1 Ke7 29.Rc7+
Rd7 30.Rc8 Ke6 31.f4 exf3 32.Bxf3 Be4 33.h4 Bxf3 34.Kxf3 g6
35.Rc6+ Rd6 36.Rc7 Rd7 37.Rc6+ Rd6 38.Rc7 Rd7 39.Rc4 h5 40.g5
Nd5 41.Re4+ Kd6 42.Nc4+ Kc7 43.Re8 Re7 44.Ra8 Kc6 45.e4 Nc3
46.Rc8+ Kd7 47.Nxb6+ axb6 48.Rxc3 Kd6 49.a4 Ke5 50.Ke3 Rd7
51.Rd3 Rc7 52.Rd5+ Ke6 53.Rb5 Rc6 54.Kd4 Rd6+ 55.Rd5 Rc6 56.e5
Rc1 57.Rd6+ Ke7 58.Rxb6 Rh1 59.a5 Rxh4+ 60.Kd5 Rh1 61.Rb7+ Kf8
62.a6 Ra1 63.a7 Kg7 64.e6 1-0
