[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.27"]
[Round "1"]
[White "Enklaar, Bertus"]
[Black "Langeweg, Christian"]
[Result "1/2-1/2"]
[BlackElo "2425"]
[EventDate "1972.03.27"]
[PlyCount "99"]
[ECO "A30"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.g3 Bb7 5.Bg2 Be7 6.O-O O-O 7.b3 d6 8.Bb2 Nbd7 
9.Nc3 c5 10.d5 exd5 11.cxd5 a6 12.e4 Ne8 13.Ne2 Bf6 14.Bxf6 Nexf6 15.Nh4 
g6 16.Qd2 Re8 17.f3 b5 18.Bh3 Ne5 19.Ng2 a5 20.Ne3 a4 21.b4 Nxf3+ 22.Rxf3 
Nxe4 23.Qd3 c4 24.Qa3 Ng5 25.Bg2 Qb6 26.Kf2 c3 27.Qc1 Ne4+ 28.Ke1 Nd2 29.
Nf1 Nxf3+ 30.Bxf3 Qd4 31.Qf4 Qg7 32.Kf2 Rac8 33.Ne3 c2 34.Rc1 Qb2 35.Qd4 
a3 36.Qb6 Rc3 37.Nxc3 Qxc1 38.Ne2 Qd2 39.Nxc2 Bxd5 40.Qxb5 Re5 41.Bxd5 
Qxc2 42.Qc4 Qxc4 43.Bxc4 Re4 44.Bb3 Rxb4 45.Nc3 Kg7 46.Ke3 f5 47.h4 h6 48.
Kf3 g5 49.hxg5 hxg5 50.Ke3 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.27"]
[Round "1"]
[White "Kuijpers, Franciscus"]
[Black "Hartoch, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2420"]
[BlackElo "2400"]
[EventDate "1972.03.27"]
[PlyCount "50"]
[ECO "B44"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N1c3 a6 8.Na3 
Be7 9.Be2 O-O 10.O-O b6 11.Be3 Bb7 12.Rc1 Ne5 13.f3 d5 14.cxd5 exd5 15.
Nxd5 Nxd5 16.exd5 Bxd5 17.f4 Bxa3 18.bxa3 Nc6 19.Bf3 Ne7 20.Rf2 Bxf3 21.
Qxf3 Qd6 22.Rd1 Qxa3 23.Bxb6 Qxf3 24.Rxf3 Rfc8 25.Rfd3 h5 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.27"]
[Round "1"]
[White "Scholl, Eduard"]
[Black "Bohm, Hans"]
[Result "0-1"]
[WhiteElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "80"]
[ECO "B07"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.g3 Bg7 5.Bg2 c6 6.Nge2 Qc7 7.O-O e5 8.a4 O-O 
9.h3 Nbd7 10.b3 a5 11.Ba3 Re8 12.Qd2 exd4 13.Nxd4 Nc5 14.Rfe1 Bd7 15.Rad1 
Rad8 16.f4 Bc8 17.Kh2 h5 18.Bf3 Kh7 19.Qf2 Na6 20.Kg2 Nb4 21.Bc1 Qe7 22.
Qe2 Nd7 23.Be3 Nc5 24.Qf2 Ne6 25.h4 Nxd4 26.Bxd4 Bxd4 27.Rxd4 Qf6 28.e5 
Qf5 29.Ne4 dxe5 30.Rxd8 Rxd8 31.fxe5 Kg7 32.Nd6 Qe6 33.Be4 Nd5 34.c4 Ne7 
35.Rf1 Rxd6 36.exd6 Qxe4+ 37.Kh2 Nf5 38.Re1 Qd3 39.Re8 Bd7 40.Rd8 Qxd6 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.27"]
[Round "1"]
[White "Timman, Jan"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2445"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "64"]
[ECO "A49"]

1.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bb2 O-O 5.Bg2 d6 6.d4 c6 7.O-O Nbd7 8.Nbd2 
Qc7 9.a4 a5 10.e4 e5 11.Re1 exd4 12.Nxd4 Re8 13.f4 Nc5 14.h3 Bd7 15.Qf3 d5
16.e5 Nfe4 17.Nxe4 Nxe4 18.Qe3 f6 19.Bxe4 dxe4 20.exf6 Bxf6 21.Kg2 Qc8 22.
Bc3 Bxh3+ 23.Kh2 Bg7 24.Ne2 Bf5 25.Bxg7 Kxg7 26.Rad1 Qe6 27.Nd4 Qf6 28.
Nxf5+ Qxf5 29.Rd6 Kg8 30.Qd4 Re7 31.Qc4+ Kg7 32.Qd4+ Kg8 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.27"]
[Round "1"]
[White "Timman, Anton"]
[Black "Van den Berg, Adrianus M. J."]
[Result "1-0"]
[EventDate "1972.03.27"]
[PlyCount "149"]
[ECO "B39"]

1.c4 c5 2.Nf3 Nf6 3.Nc3 Nc6 4.d4 cxd4 5.Nxd4 g6 6.e4 Bg7 7.Be3 Ng4 8.Qxg4 
Nxd4 9.Qd1 Ne6 10.Qd2 Qa5 11.Rc1 b6 12.b3 Bb7 13.Nd5 Qxd2+ 14.Kxd2 Rc8 15.
g3 Nc5 16.f3 d6 17.Bh3 e6 18.Nc3 Ke7 19.Ke2 Ba6 20.Rhd1 Rcd8 21.Bg2 Bf6 
22.Kf2 g5 23.Bd4 Bxd4+ 24.Rxd4 Bb7 25.Rcd1 Bc6 26.R4d2 a5 27.Rh1 h5 28.h4 
g4 29.fxg4 hxg4 30.Ke3 Nd7 31.Ne2 e5 32.Nc3 Nf6 33.Bf1 Nh5 34.Rg1 Rh6 35.
Rf2 Rf6 36.Rxf6 Nxf6 37.Be2 Ra8 38.a3 Bd7 39.Rh1 Be6 40.Nb5 Bd7 41.Nc3 Bc6
42.Rc1 Rc8 43.a4 d5 44.cxd5 Bd7 45.Na2 Rxc1 46.Nxc1 Nh5 47.Nd3 Kd6 48.Nf2 
Nxg3 49.Bxg4 Bxg4 50.Nxg4 f5 51.Nf2 Nh5 52.exf5 Kxd5 53.Kf3 Nf6 54.Ng4 e4+
55.Kf4 Nxg4 56.Kxg4 Kd4 57.f6 e3 58.f7 e2 59.f8=Q e1=Q 60.Qd6+ Kc3 61.Qg3+
Qxg3+ 62.Kxg3 Kxb3 63.h5 Kxa4 64.h6 b5 65.h7 b4 66.h8=Q b3 67.Qb2 Kb4 68.
Qe5 Ka4 69.Qc5 b2 70.Qc2+ Ka3 71.Qb1 Kb3 72.Kf3 a4 73.Ke3 a3 74.Kd3 a2 75.
Qc2+ 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.27"]
[Round "1"]
[White "Van Dop, Arend"]
[Black "Zuidema, Coenraad"]
[Result "0-1"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "120"]
[ECO "C15"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd3 dxe4 5.Bxe4 Nf6 6.Bf3 c5 7.Ne2 Nc6 8.Be3 
cxd4 9.Nxd4 Bxc3+ 10.bxc3 Ne5 11.O-O Nxf3+ 12.Nxf3 Qxd1 13.Rfxd1 b6 14.Ne5
Bb7 15.a4 Nd5 16.a5 f6 17.Nc4 Ba6 18.Nd6+ Ke7 19.Nf5+ Kf7 20.c4 Nxe3 21.
Nxe3 Ke7 22.axb6 axb6 23.f4 Rhb8 24.Ra3 Bb7 25.Rb3 Be4 26.Rb2 Rd8 27.Rxd8 
Rxd8 28.Rxb6 h6 29.h4 Ra8 30.Kh2 Ra3 31.Rb3 Ra5 32.Kg3 g5 33.fxg5 hxg5 34.
hxg5 Rxg5+ 35.Kf2 Rc5 36.g3 Rc8 37.Rb6 f5 38.Ra6 Rh8 39.c5 Rh2+ 40.Kf1 
Bxc2 41.Ra7+ Kd8 42.c6 Be4 43.c7+ Kc8 44.Nc4 Bb7 45.Kg1 Rg2+ 46.Kf1 Rxg3 
47.Kf2 Rb3 48.Ra3 Rxa3 49.Nxa3 Ba6 50.Ke3 Kxc7 51.Nc2 Kd6 52.Nb4 Bc8 53.
Nd3 e5 54.Nf2 Ba6 55.Nh3 Bb7 56.Nf2 f4+ 57.Kd3 Ke6 58.Ng4 Bf3 59.Nh2 Bh5 
60.Ke4 Be2 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.28"]
[Round "2"]
[White "Bohm, Hans"]
[Black "Timman, Anton"]
[Result "1/2-1/2"]
[EventDate "1972.03.27"]
[PlyCount "82"]
[ECO "B80"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 d6 6.Be3 Nf6 7.Bd3 Be7 8.O-O 
O-O 9.Na4 Bd7 10.c4 Ne5 11.Nc3 Nfg4 12.Qd2 Rc8 13.b3 Nxe3 14.Qxe3 Qb6 15.
Bc2 Bf6 16.Rad1 Nxc4 17.bxc4 Rxc4 18.e5 dxe5 19.Qd3 Rfc8 20.Nde2 Be8 21.
Bb3 R4c7 22.Ne4 Be7 23.Qe3 Bb5 24.N4g3 h5 25.Qxe5 Rc5 26.Qe3 h4 27.Ne4 Re5
28.Qf4 f6 29.Rfe1 Bb4 30.Nxf6+ gxf6 31.Qxb4 Bxe2 32.Qxb6 axb6 33.Rd2 Bc4 
34.Rxe5 fxe5 35.Bxc4 Rxc4 36.h3 Rc1+ 37.Kh2 Kf7 38.Rd7+ Kf6 39.f3 Rc2 40.
Rxb7 Rxa2 41.Rxb6 e4 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.28"]
[Round "2"]
[White "Enklaar, Bertus"]
[Black "Kuijpers, Franciscus"]
[Result "1-0"]
[BlackElo "2420"]
[EventDate "1972.03.27"]
[PlyCount "123"]
[ECO "E32"]

1.d4 Nf6 2.c4 e6 3.Nc3 Bb4 4.Qc2 d6 5.g3 O-O 6.a3 Bxc3+ 7.Qxc3 Re8 8.Bg2 
a5 9.Nf3 Qe7 10.O-O e5 11.dxe5 dxe5 12.h3 Nbd7 13.Be3 Ne4 14.Qc2 Nec5 15.
Rad1 f6 16.Nd2 Nf8 17.Nb3 Nce6 18.c5 Nd8 19.Qc3 a4 20.Na5 Nfe6 21.Qb4 Bd7 
22.Rd2 Nc6 23.Nxc6 Bxc6 24.Bxc6 bxc6 25.Rfd1 f5 26.Kh2 Qf6 27.f4 exf4 28.
gxf4 Re7 29.Qb7 Rae8 30.Qxc6 Qh4 31.Qd5 Kh8 32.Qxf5 h6 33.Qg4 Qf6 34.Rf1 
Rb8 35.f5 Rb3 36.Rf3 Qe5+ 37.Qg3 Ng5 38.Bxg5 hxg5 39.Kg2 Qxg3+ 40.Kxg3 Rb5
41.Kg4 Rxc5 42.Kxg5 Rce5 43.Rd8+ Re8 44.Rxe8+ Rxe8 45.e3 Re4 46.h4 Kg8 47.
h5 Kf7 48.Rh3 c5 49.h6 gxh6+ 50.Rxh6 Rxe3 51.Rh7+ Kg8 52.Rc7 Rb3 53.Kg6 
Rg3+ 54.Kf6 Rb3 55.Rxc5 Rxb2 56.Ra5 Rb6+ 57.Kg5 Rb7 58.Ra8+ Kg7 59.Rxa4 
Rc7 60.Ra8 Rc6 61.Ra7+ Kf8 62.a4 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.28"]
[Round "2"]
[White "Hartoch, Robert"]
[Black "Timman, Jan"]
[Result "1-0"]
[WhiteElo "2400"]
[BlackElo "2445"]
[EventDate "1972.03.27"]
[PlyCount "90"]
[ECO "A47"]

1.d4 Nf6 2.Nf3 b6 3.g3 Bb7 4.Bg2 c5 5.O-O cxd4 6.b3 Bxf3 7.Bxf3 Nc6 8.Bb2 
e5 9.c3 e4 10.Bg2 dxc3 11.Nxc3 d5 12.f3 Bc5+ 13.Kh1 h5 14.fxe4 h4 15.Nxd5 
Nh5 16.e3 Qg5 17.Nc7+ Ke7 18.Nd5+ Ke8 19.Nc7+ Ke7 20.Nd5+ Ke8 21.Rf5 Nxg3+
22.hxg3 hxg3+ 23.Kg1 Bxe3+ 24.Kf1 Qh6 25.Qg4 Bd4 26.Bxd4 Nxd4 27.Nc7+ Kf8 
28.Nxa8 Qe3 29.Rd1 g6 30.Rxf7+ Kxf7 31.Qd7+ Kf8 32.Qxd4 Qf4+ 33.Ke2 Rh2 
34.Qd6+ Qxd6 35.Rxd6 Rxg2+ 36.Kf3 Rxa2 37.Kxg3 Rc2 38.Rxg6 Rc3+ 39.Kf4 
Rxb3 40.Nc7 a5 41.e5 a4 42.e6 Rb1 43.Nd5 Re1 44.e7+ Kf7 45.Rf6+ Kg7 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.28"]
[Round "2"]
[White "Langeweg, Christian"]
[Black "Zuidema, Coenraad"]
[Result "1/2-1/2"]
[WhiteElo "2425"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "32"]
[ECO "D30"]

1.Nf3 d5 2.c4 c6 3.e3 Nf6 4.Nc3 Nbd7 5.cxd5 cxd5 6.d4 e6 7.Bd3 Bd6 8.O-O 
O-O 9.b3 a6 10.Bb2 b5 11.a4 b4 12.Ne2 a5 13.Rc1 Ba6 14.Rc6 Nb8 15.Rc2 Qb6 
16.Ne5 Ra7 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.28"]
[Round "2"]
[White "Ree, Hans"]
[Black "Scholl, Eduard"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "44"]
[ECO "A29"]

1.c4 e5 2.Nc3 Nf6 3.Nf3 Nc6 4.g3 Bb4 5.Bg2 O-O 6.O-O Bxc3 7.dxc3 d6 8.Nd2 
Be6 9.h3 Nd7 10.e4 a5 11.Qe2 Nc5 12.b3 f5 13.exf5 Bxf5 14.Ne4 Nxe4 15.Bxe4
Bxe4 16.Qxe4 Qf6 17.Kg2 Qf5 18.Qxf5 Rxf5 19.Be3 Rf7 20.Rad1 b6 21.Rfe1 h6 
22.Re2 Ne7 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.28"]
[Round "2"]
[White "Van den Berg, Adrianus M. J."]
[Black "Van Dop, Arend"]
[Result "1/2-1/2"]
[EventDate "1972.03.27"]
[PlyCount "88"]
[ECO "A16"]

1.c4 Nf6 2.Nf3 g6 3.Nc3 d5 4.cxd5 Nxd5 5.Qa4+ Bd7 6.Qh4 Nxc3 7.dxc3 Nc6 8.
Bf4 Bg7 9.e4 e5 10.Qxd8+ Rxd8 11.Bg5 f6 12.Be3 Be6 13.Bb5 Kf7 14.O-O Bf8 
15.Nd2 a6 16.Be2 Be7 17.b4 Kg7 18.Nb3 Rd7 19.Rfd1 Rhd8 20.Rxd7 Rxd7 21.Kf1
f5 22.exf5 Bxf5 23.Ke1 h5 24.Nc5 Bxc5 25.Bxc5 Nd8 26.Rd1 Rxd1+ 27.Kxd1 Kf6
28.g3 Bg4 29.f3 Be6 30.a3 Nf7 31.Kc2 g5 32.Be3 Nd6 33.h4 gxh4 34.gxh4 Bc4 
35.Bg5+ Kf5 36.Bd1 Bf7 37.Kc1 Bd5 38.Bc2+ Ke6 39.Bd1 Kf5 40.a4 b5 41.a5 
Nf7 42.Be3 Nd6 43.Bc2+ Ke6 44.f4 Nf5 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.29"]
[Round "3"]
[White "Kuijpers, Franciscus"]
[Black "Langeweg, Christian"]
[Result "1/2-1/2"]
[WhiteElo "2420"]
[BlackElo "2425"]
[EventDate "1972.03.27"]
[PlyCount "29"]
[ECO "B44"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nb5 d6 6.c4 Nf6 7.N1c3 a6 8.Na3 
Be7 9.Be2 O-O 10.O-O Rb8 11.Be3 Qa5 12.Qe1 Rd8 13.Rd1 Bd7 14.f3 Be8 15.Qg3
1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.29"]
[Round "3"]
[White "Scholl, Eduard"]
[Black "Hartoch, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2400"]
[EventDate "1972.03.27"]
[PlyCount "32"]
[ECO "B48"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.Be3 Qc7 7.Bd3 Nf6 8.O-O 
Ne5 9.Be2 b5 10.f4 Nc4 11.Bxc4 Qxc4 12.e5 Nd5 13.Nxd5 Qxd5 14.Qe2 Bb7 15.
c3 Rc8 16.Nc2 Be7 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.29"]
[Round "3"]
[White "Timman, Jan"]
[Black "Enklaar, Bertus"]
[Result "1-0"]
[WhiteElo "2445"]
[EventDate "1972.03.27"]
[PlyCount "71"]
[ECO "B43"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 a6 5.Nc3 Qc7 6.g3 Nf6 7.Bg2 Be7 8.O-O 
O-O 9.g4 Nc6 10.Nxc6 bxc6 11.g5 Ne8 12.f4 d5 13.Be3 Rb8 14.b3 f6 15.h4 Nd6
16.Qe2 dxe4 17.Nxe4 Nf5 18.Qf2 e5 19.fxe5 fxe5 20.Bc5 Be6 21.Bxe7 Qxe7 22.
Qc5 Qc7 23.h5 Nd4 24.h6 Ne2+ 25.Kh2 Rf4 26.Rxf4 Nxf4 27.hxg7 Kxg7 28.Nd6 
Ng6 29.Be4 Qb6 30.Ne8+ Kf7 31.Rf1+ Kxe8 32.Qd6 Ne7 33.Qxe6 Qc5 34.Rf7 Kd8 
35.c3 Qa3 36.Rf8+ 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.29"]
[Round "3"]
[White "Timman, Anton"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "68"]
[ECO "E94"]

1.c4 Nf6 2.Nc3 g6 3.e4 d6 4.d4 Bg7 5.Nf3 O-O 6.Be2 Nbd7 7.O-O e5 8.Be3 c6 
9.Qc2 Ng4 10.Bg5 Qb6 11.h3 f6 12.Bd2 Nh6 13.Be3 Qc7 14.Qd2 Nf7 15.Rfd1 Re8
16.Bf1 f5 17.exf5 gxf5 18.g3 f4 19.gxf4 e4 20.Ng5 Nf6 21.d5 c5 22.Bg2 Bf5 
23.Kh2 Qd7 24.Ne2 h6 25.Nxf7 Kxf7 26.Rab1 a5 27.a3 b5 28.cxb5 Qxb5 29.Ng3 
Qd7 30.Rdc1 a4 31.b4 axb3 32.Rxb3 Reb8 33.Rcb1 Rxb3 34.Rxb3 Kg6 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.29"]
[Round "3"]
[White "Van Dop, Arend"]
[Black "Bohm, Hans"]
[Result "1/2-1/2"]
[EventDate "1972.03.27"]
[PlyCount "141"]
[ECO "B09"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.e5 Nfd7 7.Bc4 Nb6 8.Bb3 Nc6
9.O-O Na5 10.Qe2 Nxb3 11.axb3 Bg4 12.Be3 f6 13.Rad1 Qe8 14.h3 Bxf3 15.Rxf3
fxe5 16.dxe5 dxe5 17.Bxb6 axb6 18.Nd5 Rd8 19.Rfd3 Rc8 20.fxe5 e6 21.Nc3 
Qe7 22.Ne4 Bxe5 23.Qg4 Rf4 24.Qg5 Qxg5 25.Nxg5 Bd6 26.Nxe6 Re4 27.Ng5 Re2 
28.Rc3 Rce8 29.Nf3 Bg3 30.b4 b5 31.b3 Kg7 32.Rf1 Rf8 33.Rc5 c6 34.c4 Bd6 
35.Rg5 Bf4 36.Rg4 h5 37.Rh4 Be3+ 38.Kh1 Bf2 39.Ng1 Ree8 40.g3 Kh6 41.Rf4 
Rxf4 42.gxf4 Bxg1 43.Kxg1 bxc4 44.bxc4 Re4 45.f5 gxf5 46.Rxf5 Rxc4 47.b5 
Kg6 48.Re5 h4 49.Kg2 Kf6 50.Rh5 Ke6 51.bxc6 bxc6 52.Kf3 Kd6 53.Ke2 c5 54.
Rh6+ Kd5 55.Rh5+ Kc6 56.Kd3 Rd4+ 57.Kc3 Kb5 58.Rh8 Ra4 59.Rb8+ Kc6 60.Rh8 
Rf4 61.Kd3 Rd4+ 62.Kc3 Ra4 63.Kd3 Ra3+ 64.Kc4 Kd6 65.Rh6+ Ke5 66.Rh5+ Kf6 
67.Rxc5 Rxh3 68.Kd4 Ra3 69.Ke4 h3 70.Kf4 Kg6 71.Rc6+ 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.29"]
[Round "3"]
[White "Zuidema, Coenraad"]
[Black "Van den Berg, Adrianus M. J."]
[Result "1-0"]
[WhiteElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "77"]
[ECO "B45"]

1.e4 c5 2.Nf3 Nc6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 e6 6.Ndb5 Bb4 7.a3 Bxc3+ 8.
Nxc3 d5 9.exd5 exd5 10.Bd3 O-O 11.O-O d4 12.Ne2 Ng4 13.b4 a6 14.h3 Nge5 
15.Bb2 Bxh3 16.gxh3 Nf3+ 17.Kh1 Qh4 18.Ng1 Nxg1 19.Kxg1 Qxh3 20.Be4 Rad8 
21.Qf3 Qh4 22.Qh1 Qg5+ 23.Qg2 Qh4 24.Qh1 Qg5+ 25.Qg2 Qh4 26.Rad1 f5 27.
Bd5+ Kh8 28.Rd3 Rd6 29.Re1 Qd8 30.c4 Rff6 31.Rg3 f4 32.Rg4 Rg6 33.Bf7 f3 
34.Rxg6 Rxg6 35.Qxg6 hxg6 36.Re8+ Qxe8 37.Bxe8 Ne5 38.c5 d3 39.Bxe5 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.30"]
[Round "4"]
[White "Bohm, Hans"]
[Black "Zuidema, Coenraad"]
[Result "0-1"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "102"]
[ECO "C15"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.Bd3 dxe4 5.Bxe4 Nf6 6.Bf3 Nc6 7.Ne2 e5 8.Bxc6+
bxc6 9.O-O O-O 10.Bg5 h6 11.Bh4 exd4 12.Nxd4 Qd6 13.a3 Bxc3 14.bxc3 Nd5 
15.Qf3 Qc5 16.Rfe1 Qc4 17.Re5 Bd7 18.Qd3 Qxd3 19.cxd3 f6 20.Ree1 Nxc3 21.
Rac1 Rfe8 22.Kf1 c5 23.Nb3 Rxe1+ 24.Kxe1 Re8+ 25.Kd2 Ne2 26.Rxc5 Nf4 27.
Bg3 Re2+ 28.Kd1 Ba4 29.Bxf4 Rxf2 30.Bxc7 Bxb3+ 31.Ke1 Rxg2 32.Ra5 g5 33.
Rxa7 f5 34.Be5 Bf7 35.a4 f4 36.h4 f3 37.hxg5 Re2+ 38.Kf1 Rxe5 39.gxh6 Bd5 
40.a5 Rh5 41.Rd7 Rh1+ 42.Kf2 Rh2+ 43.Kf1 Be6 44.Rg7+ Kh8 45.Rg3 Bd5 46.Rg5
Bb7 47.Rf5 Rxh6 48.Rf7 Bd5 49.Rf5 Bc6 50.Kg1 Kg7 51.a6 Rf6 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.30"]
[Round "4"]
[White "Enklaar, Bertus"]
[Black "Scholl, Eduard"]
[Result "1/2-1/2"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "80"]
[ECO "D80"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Nf3 Bg7 5.Bg5 Ne4 6.Bh4 Nxc3 7.bxc3 c5 8.e3 
Nc6 9.cxd5 Qxd5 10.Be2 cxd4 11.exd4 O-O 12.O-O Bf5 13.Re1 Rac8 14.Qb3 e6 
15.Nd2 Bh6 16.Nc4 Na5 17.Nxa5 Qxa5 18.Be7 Rfe8 19.Bb4 Qc7 20.c4 Bg7 21.Bc3
b6 22.Bf1 h5 23.Rad1 Red8 24.a4 Rd7 25.Bb2 Qd8 26.Qc3 Kh7 27.Rd2 Qg5 28.g3
Rcd8 29.Qe3 Qxe3 30.fxe3 Be4 31.Ra1 f5 32.a5 g5 33.axb6 axb6 34.Ra6 f4 35.
exf4 gxf4 36.Rxb6 fxg3 37.hxg3 Bxd4+ 38.Rxd4 Rxd4 39.Rxe6 Rd2 40.Bf6 R8d6 
1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.30"]
[Round "4"]
[White "Hartoch, Robert"]
[Black "Timman, Anton"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[EventDate "1972.03.27"]
[PlyCount "18"]
[ECO "D11"]

1.d4 d5 2.Nf3 Nf6 3.g3 c6 4.Bg2 Bf5 5.O-O h6 6.c4 e6 7.Qb3 Qb6 8.Nbd2 Nbd7
9.c5 Qa6 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.30"]
[Round "4"]
[White "Kuijpers, Franciscus"]
[Black "Timman, Jan"]
[Result "1/2-1/2"]
[WhiteElo "2420"]
[BlackElo "2445"]
[EventDate "1972.03.27"]
[PlyCount "112"]
[ECO "B09"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.Bd3 Nc6 7.e5 dxe5 8.fxe5 
Nh5 9.Be3 Bg4 10.Be2 f6 11.exf6 exf6 12.O-O Re8 13.Qd2 Nb4 14.Bf2 Nd5 15.
Nxd5 Qxd5 16.Rfe1 Qd6 17.h3 Be6 18.c4 c6 19.Rad1 Bf7 20.b3 Re7 21.Bf1 Rae8
22.Rxe7 Rxe7 23.Re1 Rxe1 24.Qxe1 Bh6 25.Be3 Bxe3+ 26.Qxe3 a5 27.Nh2 Ng7 
28.Bd3 Ne6 29.Nf3 Nf4 30.Bf1 g5 31.Qc3 h5 32.Nd2 Bg6 33.c5 Qe7 34.Nc4 a4 
35.Nd6 a3 36.b4 Kg7 37.Kf2 f5 38.Qxa3 Qf6 39.Qe3 Nd5 40.Qe5 Nxb4 41.a4 Nc2
42.Nxb7 Nxd4 43.Qxf6+ Kxf6 44.a5 Ne6 45.Nd8 Nxc5 46.a6 Na4 47.a7 Nb6 48.
Ba6 c5 49.Nb7 Be8 50.Na5 Bf7 51.Bb7 Ke5 52.a8=Q Nxa8 53.Bxa8 h4 54.Bf3 Be6
55.Nc6+ Kf4 56.Ne7 g4 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.30"]
[Round "4"]
[White "Langeweg, Christian"]
[Black "Van den Berg, Adrianus M. J."]
[Result "1-0"]
[WhiteElo "2425"]
[EventDate "1972.03.27"]
[PlyCount "97"]
[ECO "B76"]

1.Nf3 g6 2.e4 c5 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Be3 Bg7 7.f3 O-O 8.Bc4 
Nc6 9.Qe2 a5 10.a4 Nxd4 11.Bxd4 Be6 12.Bb5 Nd7 13.Bxg7 Kxg7 14.O-O Rc8 15.
Nd5 Bxd5 16.exd5 Nf6 17.Rad1 Qb6+ 18.Kh1 Rc5 19.c4 Rc7 20.f4 Rg8 21.Rd3 h5
22.h3 Rh8 23.g3 Qc5 24.Qe1 Qa7 25.Kg2 Kf8 26.Rf2 Rh7 27.Re2 Ng8 28.Rde3 
Qa8 29.Re4 b6 30.Qf2 Qa7 31.R4e3 Nh6 32.Bc6 Qa6 33.Rc2 Rc8 34.Rb3 Rb8 35.
Rcc3 Nf5 36.h4 e5 37.fxe5 dxe5 38.Qe1 f6 39.c5 Qa7 40.Qf2 Qc7 41.Rxb6 Rf7 
42.d6 Rxb6 43.cxb6 Qxd6 44.Qc5 Kg7 45.Qxd6 Nxd6 46.Bd5 Rf8 47.Rc7+ Kh6 48.
b7 Rb8 49.b3 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.30"]
[Round "4"]
[White "Ree, Hans"]
[Black "Van Dop, Arend"]
[Result "1-0"]
[WhiteElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "117"]
[ECO "D98"]

1.d4 Nf6 2.c4 g6 3.Nc3 d5 4.Qb3 dxc4 5.Qxc4 Bg7 6.e4 O-O 7.Be2 Nc6 8.Nf3 
Bg4 9.d5 Bxf3 10.gxf3 Na5 11.Qd3 c5 12.O-O e5 13.f4 Nd7 14.fxe5 Nxe5 15.
Qg3 Rc8 16.Bf4 f6 17.Rad1 a6 18.Bc1 Qd6 19.f4 Nf7 20.Bg4 Rce8 21.Be6 Kh8 
22.Rfe1 b5 23.Qh3 Nb7 24.e5 fxe5 25.Ne4 Qc7 26.f5 gxf5 27.Bxf5 Nh6 28.d6 
Qf7 29.d7 Nxf5 30.dxe8=Q Qxe8 31.Rf1 Qg6+ 32.Kh1 Qc6 33.Qg2 Nh4 34.Rxf8+ 
Bxf8 35.Qg4 Nd6 36.Rxd6 Bxd6 37.Qxh4 Be7 38.Qg4 c4 39.Bd2 b4 40.h4 a5 41.
h5 h6 42.Kh2 Bf8 43.Kh3 Qd5 44.Qg6 Qd3+ 45.Kg4 Bg7 46.Kf5 c3 47.bxc3 Qf1+ 
48.Ke6 Qc4+ 49.Kd7 Qd5+ 50.Kc7 Qc4+ 51.Kb6 bxc3 52.Bxc3 Qxa2 53.Bxa5 Qg8 
54.Nd6 Qb8+ 55.Kc5 Qa7+ 56.Bb6 Qa3+ 57.Kc6 Qa4+ 58.Kc7 Qf4 59.Qf7 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.31"]
[Round "5"]
[White "Scholl, Eduard"]
[Black "Kuijpers, Franciscus"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2420"]
[EventDate "1972.03.27"]
[PlyCount "98"]
[ECO "B25"]

1.e4 d6 2.f4 Nf6 3.d3 g6 4.Nf3 Bg7 5.g3 O-O 6.Bg2 c5 7.O-O Nc6 8.Nc3 Bd7 
9.Nh4 Rb8 10.h3 Ne8 11.f5 e6 12.Be3 Nd4 13.fxe6 fxe6 14.Rxf8+ Bxf8 15.Ne2 
Bg7 16.c3 Nxe2+ 17.Qxe2 Bc6 18.Rf1 Qe7 19.Nf3 Nc7 20.Bg5 Qd7 21.Nh2 Rf8 
22.Ng4 Rxf1+ 23.Qxf1 Qf7 24.Nh6+ Bxh6 25.Bxh6 Qxf1+ 26.Kxf1 e5 27.h4 Bd7 
28.Bf3 Ne8 29.Bd1 Be6 30.a3 Kf7 31.Be3 a6 32.b4 cxb4 33.axb4 d5 34.exd5 
Bxd5 35.Bc5 Nf6 36.c4 Be6 37.Ke1 e4 38.Be2 exd3 39.Bxd3 Ng4 40.Bd4 Nh6 41.
Kd2 Nf5 42.Be5 Ke7 43.Kc3 Kd7 44.Be4 b6 45.Bb7 a5 46.Ba6 axb4+ 47.Kxb4 Nd6
48.Bf4 Kc6 49.Bg5 Bf7 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.31"]
[Round "5"]
[White "Timman, Jan"]
[Black "Langeweg, Christian"]
[Result "1-0"]
[WhiteElo "2445"]
[BlackElo "2425"]
[EventDate "1972.03.27"]
[PlyCount "85"]
[ECO "B80"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.g3 d6 7.Bg2 Bd7 8.O-O Rc8
9.Nxc6 Bxc6 10.a4 Nf6 11.Bf4 Be7 12.Qe2 Qc7 13.Rfd1 O-O 14.Rd2 h6 15.a5 b5
16.axb6 Qxb6 17.Ra2 Bb7 18.Ra3 Qc6 19.Rb3 Ba8 20.Ra3 Bb7 21.Be3 Nd7 22.Rb3
Ba8 23.Bd4 Bf6 24.Bxf6 Nxf6 25.Rd4 Rc7 26.Rbb4 Rfc8 27.Qd3 Ne8 28.Bf1 a5 
29.Rb5 Ra7 30.Qe3 Qd7 31.Rb6 e5 32.Rd2 Rb7 33.Bb5 Qc7 34.Nd5 Qd8 35.c4 Rc5
36.Ra6 Rb8 37.Nc3 Qc7 38.Bxe8 Rxe8 39.Nb5 Rxb5 40.cxb5 Qc1+ 41.Kg2 Bxe4+ 
42.f3 Bd5 43.Qc3 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.31"]
[Round "5"]
[White "Timman, Anton"]
[Black "Enklaar, Bertus"]
[Result "0-1"]
[EventDate "1972.03.27"]
[PlyCount "116"]
[ECO "A05"]

1.Nf3 Nf6 2.g3 b5 3.Bg2 Bb7 4.d3 e6 5.e4 d6 6.a4 b4 7.O-O Be7 8.Nbd2 O-O 
9.Re1 a5 10.Nc4 Nbd7 11.h4 Nc5 12.Bg5 h6 13.Bf4 Re8 14.Nh2 Bf8 15.Ng4 e5 
16.Bd2 Nxg4 17.Qxg4 Bc8 18.Qe2 Bd7 19.b3 Be6 20.Be3 Nd7 21.Kh2 c6 22.d4 
exd4 23.Bxd4 Nf6 24.Ne3 Bc8 25.f3 d5 26.e5 Nh5 27.f4 g6 28.f5 Ng7 29.fxg6 
fxg6 30.Ng4 Nh5 31.Qf3 Bf5 32.Nf6+ Nxf6 33.exf6 Qd7 34.g4 Rxe1 35.Rxe1 
Bxc2 36.Rc1 Qd6+ 37.Kg1 Be4 38.f7+ Kh7 39.Qf6 Qxf6 40.Bxf6 Bxg2 41.Kxg2 c5
42.Rd1 d4 43.Rf1 Ra7 44.Bd8 Ra6 45.Rf6 Ra8 46.Bc7 Ra7 47.Bb6 Kg7 48.Rxg6+ 
Kxg6 49.Bxa7 Kxf7 50.Kf3 Ke6 51.Ke2 Kd5 52.Kd3 Kc6 53.Bb8 Bd6 54.Bxd6 Kxd6
55.Ke4 Ke6 56.Kd3 Ke5 57.Kd2 Kf4 58.g5 hxg5 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.31"]
[Round "5"]
[White "Van Dop, Arend"]
[Black "Hartoch, Robert"]
[Result "1/2-1/2"]
[BlackElo "2400"]
[EventDate "1972.03.27"]
[PlyCount "81"]
[ECO "A05"]

1.b3 c5 2.Bb2 Nc6 3.e3 Nf6 4.Nf3 e6 5.Bb5 Be7 6.O-O O-O 7.d3 Qc7 8.Nbd2 d6
9.Bxc6 Qxc6 10.Ne1 e5 11.h3 Re8 12.e4 Be6 13.Qe2 Nd7 14.Nc4 Nf8 15.Kh2 Qd7
16.g4 Bg5 17.Ng2 Ng6 18.Bc1 Bxc1 19.Raxc1 b5 20.Nce3 a5 21.Qf3 a4 22.h4 
Ne7 23.Qg3 Nc6 24.f4 exf4 25.Nxf4 axb3 26.axb3 Ra2 27.Rf2 Ne5 28.Rg1 Rea8 
29.g5 Ra1 30.Rfg2 Rxg1 31.Rxg1 Kh8 32.h5 Ra2 33.Rg2 Ra1 34.h6 g6 35.b4 Nc6
36.bxc5 dxc5 37.Qf2 Qd6 38.Rg3 Kg8 39.Nfd5 Qe5 40.Nf6+ Kh8 41.Kg2 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.31"]
[Round "5"]
[White "Van den Berg, Adrianus M. J."]
[Black "Bohm, Hans"]
[Result "0-1"]
[EventDate "1972.03.27"]
[PlyCount "60"]
[ECO "B07"]

1.e4 Nf6 2.Nc3 d6 3.d4 g6 4.Be3 Bg7 5.f3 c6 6.Qd2 b5 7.Bd3 e5 8.dxe5 dxe5 
9.a4 b4 10.Nd1 a5 11.Ne2 Qe7 12.Nc1 Be6 13.Qf2 Nbd7 14.Nb3 Nh5 15.Nc5 Nf4 
16.Bf1 O-O 17.Nxe6 Nxe6 18.Bc4 f5 19.exf5 gxf5 20.Bg5 Qe8 21.Qh4 Kh8 22.
Be7 Nf4 23.Qg5 h6 24.h4 hxg5 25.hxg5+ Nh5 26.g4 fxg4 27.fxg4 Qxe7 28.Rxh5+
Bh6 29.Rxh6+ Kg7 30.Ne3 Qxg5 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.03.31"]
[Round "5"]
[White "Zuidema, Coenraad"]
[Black "Ree, Hans"]
[Result "1-0"]
[WhiteElo "2430"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "95"]
[ECO "B80"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 d6 6.Bd3 Nc6 7.Nb3 a6 8.a4 b6 
9.O-O Bb7 10.f4 Be7 11.Qf3 O-O 12.Qh3 Re8 13.Kh1 Bf8 14.Bd2 Nd7 15.e5 g6 
16.Ne4 f5 17.exf6 Nxf6 18.Ng5 Qd7 19.Bc3 Nd5 20.Bxg6 Re7 21.Nxh7 Rxh7 22.
Bxh7+ Qxh7 23.Qxe6+ Qf7 24.Qg4+ Bg7 25.Bxg7 Qxg7 26.Qe6+ Qf7 27.Qg4+ Qg7 
28.Qxg7+ Kxg7 29.Rae1 Rf8 30.f5 Bc8 31.g4 Ne5 32.h3 Rh8 33.Kg2 Nc4 34.Kg3 
Nxb2 35.Re4 b5 36.axb5 axb5 37.Nd4 Bd7 38.Ne6+ Kf7 39.Nf4 Nc3 40.Re3 Nbd1 
41.Ree1 Nb2 42.Ng6 Re8 43.Rxe8 Bxe8 44.Re1 Bc6 45.Re7+ Kf6 46.Rc7 Ne4+ 47.
Kf4 Bd5 48.h4 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.01"]
[Round "6"]
[White "Enklaar, Bertus"]
[Black "Van Dop, Arend"]
[Result "1/2-1/2"]
[EventDate "1972.03.27"]
[PlyCount "210"]
[ECO "A48"]

1.d4 Nf6 2.Nf3 g6 3.Bg5 Bg7 4.c3 Ne4 5.Bf4 c5 6.e3 O-O 7.Bd3 d5 8.O-O Nc6 
9.Nbd2 Nxd2 10.Qxd2 Bg4 11.Be2 cxd4 12.exd4 Rc8 13.Rfe1 Na5 14.b3 a6 15.
Bg5 Bf6 16.Bxf6 exf6 17.h3 Be6 18.Nh2 Kg7 19.Ng4 Bxg4 20.Bxg4 Rc6 21.Re3 
Rd6 22.Rae1 Nc6 23.h4 h6 24.Bd1 f5 25.h5 Qg5 26.Qd3 f4 27.Rh3 Rf6 28.Bc2 
Rd8 29.Qf3 Rdd6 30.b4 Rfe6 31.Rf1 Qf6 32.Bb3 Qf5 33.g4 Qe4 34.Kg2 g5 35.
Qxe4 Rxe4 36.Kf3 Re8 37.Rhh1 Rc8 38.Rc1 Ne7 39.Rhe1 Kf8 40.Ke2 f5 41.gxf5 
Nxf5 42.Kd3 Ng7 43.Re5 Rcd8 44.Rh1 Ne8 45.Rf5+ Kg8 46.Re1 Nf6 47.Re7 b5 
48.Rc7 Nxh5 49.Rff7 Rf6 50.Rfe7 f3 51.Ke3 g4 52.Re5 Nf4 53.Ree7 Ne6 54.Rc6
g3 55.Rexe6 Rxe6+ 56.Rxe6 Kf7 57.Re4 g2 58.Rg4 h5 59.Rg5 h4 60.Kxf3 h3 61.
Rxg2 hxg2 62.Kxg2 Ke6 63.Kf3 Rc8 64.Ke2 Rxc3 65.Kd2 Rc7 66.Ke3 Re7 67.Kd3 
Kd6 68.Kd2 Re4 69.Kd3 Kc6 70.Bd1 Rf4 71.Ke3 Rf5 72.Bc2 Rh5 73.Bd1 Rg5 74.
Bb3 Kd6 75.Bd1 Ke6 76.Bb3 Kf6 77.Bd1 Rg7 78.Bb3 Re7+ 79.Kd3 Ke6 80.Kd2 Kf5
81.Kd3 Rd7 82.Ke3 Kg5 83.Kf3 Rf7+ 84.Ke3 Re7+ 85.Kd3 Rd7 86.Ke3 Kg4 87.
Bd1+ Kh3 88.Kf4 Kg2 89.f3 Kf2 90.Ke5 Ke3 91.Ke6 Rd8 92.Ke5 Rc8 93.f4 Re8+ 
94.Kxd5 Rd8+ 95.Kc5 Rxd4 96.Bb3 Rxf4 97.Kb6 Rxb4 98.Ka5 Rd4 99.Kxa6 b4 
100.Kb5 Kd3 101.Ka4 Kc3 102.Kb5 Rh4 103.Ka4 Rh8 104.Kb5 Rb8+ 105.Kc5 Kb2 
1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.01"]
[Round "6"]
[White "Hartoch, Robert"]
[Black "Zuidema, Coenraad"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "85"]
[ECO "A07"]

1.Nf3 d5 2.g3 c6 3.Bg2 Nf6 4.O-O Bf5 5.b3 e6 6.d3 Be7 7.Bb2 O-O 8.Nbd2 h6 
9.e3 Bh7 10.Qe2 a5 11.a3 Nbd7 12.e4 Qb6 13.Rab1 Qa6 14.e5 Ne8 15.Rfe1 Nc7 
16.Bf1 b5 17.h4 c5 18.Nh2 a4 19.Rbc1 b4 20.axb4 cxb4 21.Ng4 Rfc8 22.Ne3 a3
23.Ba1 Qb6 24.Bh3 Ra7 25.Nf3 Rd8 26.g4 Nb5 27.g5 hxg5 28.hxg5 Nf8 29.Kh2 
Bc5 30.Ng4 Ng6 31.Qd2 Kf8 32.d4 Be7 33.Nf6 gxf6 34.gxf6 Bxf6 35.exf6 Ke8 
36.Qxb4 Qd6+ 37.Qxd6 Nxd6 38.Ng5 Nf8 39.Bg2 Rc7 40.c4 dxc4 41.bxc4 Nxc4 
42.d5 Bf5 43.Rc3 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.01"]
[Round "6"]
[White "Kuijpers, Franciscus"]
[Black "Timman, Anton"]
[Result "0-1"]
[WhiteElo "2420"]
[EventDate "1972.03.27"]
[PlyCount "95"]
[ECO "B08"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.Nf3 Bg7 5.Be2 O-O 6.O-O Bg4 7.h3 Bxf3 8.Bxf3 
Nc6 9.Be3 e5 10.dxe5 dxe5 11.Nb5 Qe7 12.c3 Rfd8 13.Qc2 a6 14.Na3 Rd7 15.
Nc4 Rad8 16.b4 b6 17.Rab1 Qe6 18.Nd2 Ra8 19.Be2 Nd8 20.Bc4 Rxd2 21.Qb3 Qd6
22.Bxd2 Qxd2 23.Rbd1 Qg5 24.a4 c6 25.b5 cxb5 26.axb5 a5 27.Bd5 Rc8 28.Rd3 
Nh5 29.Kh2 Nf4 30.Rg3 Qe7 31.Rd1 Bf8 32.Rf3 Nfe6 33.g3 Nc5 34.Qa2 Nde6 35.
h4 h5 36.Rg1 Bh6 37.Qe2 Kh7 38.Qf1 Rc7 39.g4 Nf4 40.g5 Nxd5 41.exd5 e4 42.
Rf6 Bg7 43.Rxb6 Qe5+ 44.Kh1 Qxd5 45.c4 Qd4 46.Rc6 Rxc6 47.bxc6 Qd6 48.Qd1 
0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.01"]
[Round "6"]
[White "Langeweg, Christian"]
[Black "Bohm, Hans"]
[Result "1-0"]
[WhiteElo "2425"]
[EventDate "1972.03.27"]
[PlyCount "57"]
[ECO "B07"]

1.Nf3 g6 2.e4 Bg7 3.d4 Nf6 4.Nc3 d6 5.g3 O-O 6.Bg2 Nc6 7.d5 Nb8 8.O-O a5 
9.a4 Na6 10.h3 Nc5 11.Nd4 e6 12.dxe6 Nxe6 13.Ndb5 Ne8 14.Be3 Bd7 15.Qd2 
Bc6 16.Rad1 Kh8 17.f4 f5 18.Rfe1 Nf6 19.Bf2 Nxe4 20.Nxe4 fxe4 21.Bxe4 Qf6 
22.Bxc6 bxc6 23.Rxe6 Qxe6 24.Nxc7 Qxh3 25.Nxa8 Rxa8 26.Qxd6 Bxb2 27.Rb1 
Bc3 28.Rb7 Re8 29.Bd4+ 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.01"]
[Round "6"]
[White "Ree, Hans"]
[Black "Van den Berg, Adrianus M. J."]
[Result "1-0"]
[WhiteElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "81"]
[ECO "A56"]

1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 Be7 6.Nf3 O-O 7.h3 a6 8.Bd3 Nbd7 9.
g4 Ne8 10.Qe2 Nc7 11.Be3 Re8 12.h4 Nf8 13.g5 Bg4 14.O-O-O b5 15.Rdg1 Bh5 
16.Rh3 Qd7 17.Qf1 bxc4 18.Bxc4 Reb8 19.a4 Rb4 20.Nd2 Ng6 21.Rh2 Bd8 22.Qd3
Qc8 23.b3 Ra7 24.f3 f6 25.Ne2 Nf8 26.Ng3 Bf7 27.Nf5 Ne8 28.f4 Bg6 29.fxe5 
fxe5 30.h5 Bxf5 31.exf5 Kh8 32.Ne4 Qb8 33.Bd2 Rbb7 34.Kc2 Nd7 35.h6 Nb6 
36.hxg7+ Nxg7 37.Qh3 Ne8 38.Qh5 Nf6 39.gxf6 Nxc4 40.Rhg2 Na3+ 41.Kc1 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.01"]
[Round "6"]
[White "Timman, Jan"]
[Black "Scholl, Eduard"]
[Result "1-0"]
[WhiteElo "2445"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "54"]
[ECO "E97"]

1.Nf3 g6 2.e4 d6 3.c4 Nf6 4.Nc3 Bg7 5.d4 O-O 6.Be2 e5 7.O-O Nc6 8.d5 Ne7 
9.Bd2 Nh5 10.g3 f5 11.exf5 gxf5 12.Nxe5 Nxg3 13.hxg3 Bxe5 14.f4 Bd4+ 15.
Kg2 Ng6 16.Be1 Bf6 17.Bf2 Qe7 18.Bd4 Bd7 19.Qd2 Rae8 20.Bf3 Qg7 21.Bxf6 
Rxf6 22.Kf2 Rf7 23.Rae1 Rfe7 24.Rxe7 Rxe7 25.Ne2 Nh8 26.Rh1 Nf7 27.Rh5 Nd8
1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.03"]
[Round "7"]
[White "Bohm, Hans"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "80"]
[ECO "C67"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 Nf6 4.O-O Nxe4 5.Re1 Nd6 6.Nxe5 Nxe5 7.Rxe5+ Be7 
8.Bf1 O-O 9.d4 Bf6 10.Re1 Nf5 11.c3 d5 12.Bf4 Ne7 13.Bd3 Ng6 14.Qh5 Be6 
15.Nd2 Re8 16.Bg3 Nf8 17.f4 g6 18.Qd1 Qd7 19.Qc2 Bf5 20.Nf3 Bxd3 21.Qxd3 
c6 22.Ne5 Qf5 23.Qxf5 gxf5 24.Kf2 Re6 25.Kf3 Rae8 26.Bf2 h5 27.h3 Bd8 28.
Rg1 f6 29.Nd3 R6e7 30.a4 Ne6 31.a5 a6 32.b4 Bc7 33.Rae1 Ng7 34.Rxe7 Rxe7 
35.Be3 Bd6 36.Rc1 Kf7 37.Rb1 Ne6 38.Rg1 Re8 39.Rb1 Re7 40.Rg1 Re8 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.03"]
[Round "7"]
[White "Scholl, Eduard"]
[Black "Langeweg, Christian"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2425"]
[EventDate "1972.03.27"]
[PlyCount "52"]
[ECO "B57"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 Nc6 6.Bc4 Qb6 7.Ndb5 a6 8.Be3 
Qa5 9.Nd4 e6 10.O-O Be7 11.f4 O-O 12.Bb3 Bd7 13.f5 Nxd4 14.Bxd4 exf5 15.
exf5 Bc6 16.Qe1 Rae8 17.Qg3 Nh5 18.Qg4 Bf6 19.Rad1 Bxd4+ 20.Qxd4 Re5 21.
Qxd6 Rxf5 22.Rxf5 Qxf5 23.Rf1 Qc8 24.Nd5 Bxd5 25.Qxd5 Nf6 26.Qf5 Qd8 
1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.03"]
[Round "7"]
[White "Timman, Anton"]
[Black "Timman, Jan"]
[Result "1/2-1/2"]
[BlackElo "2445"]
[EventDate "1972.03.27"]
[PlyCount "22"]
[ECO "D59"]

1.c4 e6 2.d4 d5 3.Nc3 Be7 4.Nf3 Nf6 5.Bg5 O-O 6.e3 h6 7.Bh4 b6 8.cxd5 Nxd5
9.Bxe7 Qxe7 10.Nxd5 exd5 11.Be2 Be6 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.03"]
[Round "7"]
[White "Van Dop, Arend"]
[Black "Kuijpers, Franciscus"]
[Result "0-1"]
[BlackElo "2420"]
[EventDate "1972.03.27"]
[PlyCount "80"]
[ECO "A01"]

1.b3 e5 2.Bb2 Nc6 3.e3 Nf6 4.Bb5 Qe7 5.Ne2 g6 6.O-O Bg7 7.f4 exf4 8.Nxf4 
O-O 9.Nc3 Ne5 10.Be2 d6 11.h3 c6 12.e4 b5 13.a3 Bb7 14.d4 Ned7 15.Bf3 Nb6 
16.Rb1 Rfe8 17.Kh1 Nfd7 18.Qd3 a5 19.Rbe1 b4 20.Nce2 c5 21.Nd5 Nxd5 22.
exd5 Ba6 23.Qd1 Qh4 24.axb4 axb4 25.Bg4 f5 26.g3 Qf6 27.Bf3 cxd4 28.Rf2 
Bxe2 29.Rfxe2 Rxe2 30.Qxe2 Nc5 31.Qb5 Ne4 32.Kg2 Qe5 33.Bxe4 fxe4 34.Qxb4 
e3 35.Qb7 Rf8 36.Rf1 Qe4+ 37.Kg1 Rxf1+ 38.Kxf1 Qf3+ 39.Kg1 Qd1+ 40.Kg2 
Qxc2+ 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.03"]
[Round "7"]
[White "Van den Berg, Adrianus M. J."]
[Black "Hartoch, Robert"]
[Result "1/2-1/2"]
[BlackElo "2400"]
[EventDate "1972.03.27"]
[PlyCount "46"]
[ECO "A40"]

1.e4 g6 2.d4 Bg7 3.c4 c5 4.Ne2 Nc6 5.d5 Nd4 6.Nxd4 cxd4 7.Bd3 d6 8.O-O Nf6
9.Nd2 O-O 10.b4 e5 11.c5 Ne8 12.Ba3 f5 13.Qb3 Qg5 14.Rad1 h5 15.Bc1 f4 16.
Kh1 h4 17.h3 Nf6 18.Be2 Rf7 19.cxd6 Ne8 20.Nc4 Bf8 21.Bd2 Bxd6 22.a4 Qf6 
23.Bf3 Bd7 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.03"]
[Round "7"]
[White "Zuidema, Coenraad"]
[Black "Enklaar, Bertus"]
[Result "1-0"]
[WhiteElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "83"]
[ECO "C18"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 c5 5.a3 Ba5 6.b4 cxd4 7.Nb5 Bc7 8.f4 Ne7 9.
Nf3 O-O 10.Bd3 f6 11.O-O Bb6 12.Bb2 a6 13.Nbxd4 Nbc6 14.Kh1 f5 15.c4 Bd7 
16.c5 Ba7 17.Qe2 Qe8 18.Rfc1 Qh5 19.Bc3 Nxd4 20.Bxd4 Qg4 21.g3 Ba4 22.Rab1
Bb8 23.Qe3 Nc6 24.Rb2 h6 25.Rg1 Bc7 26.h3 Qh5 27.Rh2 Ne7 28.g4 Qf7 29.Rhg2
Kh8 30.gxf5 Nxf5 31.Bxf5 Qxf5 32.Nh4 Qf7 33.Ng6+ Kh7 34.Nxf8+ Rxf8 35.f5 
Rg8 36.fxe6 Qxe6 37.Rg6 Qxg6 38.Rxg6 Kxg6 39.Qd3+ Kf7 40.Qf5+ Ke7 41.Qh7 
Kf8 42.c6 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.04"]
[Round "8"]
[White "Enklaar, Bertus"]
[Black "Van den Berg, Adrianus M. J."]
[Result "0-1"]
[EventDate "1972.03.27"]
[PlyCount "88"]
[ECO "A56"]

1.d4 Nf6 2.c4 c5 3.d5 e5 4.Nc3 d6 5.e4 Be7 6.h3 O-O 7.Nf3 Nbd7 8.Bd3 a6 9.
Qe2 Kh8 10.g4 Ne8 11.g5 g6 12.Bd2 Ng7 13.O-O-O f5 14.gxf6 Nxf6 15.Bh6 Nfh5
16.Qe3 Nf4 17.Bf1 Rf7 18.Ne2 Ngh5 19.Ng3 b5 20.Kb1 Rb8 21.Rd2 Bd7 22.Ne1 
Qa5 23.Nc2 Bf8 24.Bxf8 Rbxf8 25.Qe1 Nxg3 26.fxg3 Nxh3 27.Bxh3 Bxh3 28.Ne3 
Bc8 29.g4 Qd8 30.Rh6 Bxg4 31.Rdh2 Bh5 32.Nf5 Rxf5 33.exf5 Rxf5 34.cxb5 
axb5 35.a3 Qf8 36.R6xh5 Rxh5 37.Rxh5 gxh5 38.Qh4 b4 39.axb4 cxb4 40.Qxb4 
Qf1+ 41.Ka2 Qa6+ 42.Kb1 Qd3+ 43.Kc1 Qxd5 44.Qh4 e4 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.04"]
[Round "8"]
[White "Hartoch, Robert"]
[Black "Bohm, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[EventDate "1972.03.27"]
[PlyCount "77"]
[ECO "D74"]

1.g3 d5 2.Nf3 g6 3.Bg2 Bg7 4.O-O Nf6 5.d4 c6 6.c4 O-O 7.cxd5 Nxd5 8.e4 Nb6
9.Nc3 Bg4 10.Ne2 N8d7 11.Qc2 Bxf3 12.Bxf3 e5 13.Be3 exd4 14.Nxd4 Ne5 15.
Be2 Nec4 16.Bxc4 Bxd4 17.Rad1 c5 18.b4 Nxc4 19.Qxc4 Qe7 20.Bxd4 cxd4 21.
Rxd4 Rac8 22.Qd3 Rfd8 23.Rd1 Rxd4 24.Qxd4 b5 25.a3 a6 26.Rd3 Qe6 27.Qd5 
Qh3 28.Rc3 h5 29.Rxc8+ Qxc8 30.Kg2 h4 31.gxh4 Qg4+ 32.Kf1 Qh3+ 33.Ke2 Qxa3
34.h5 gxh5 35.Qg5+ Kf8 36.Qd8+ Kg7 37.Qg5+ Kf8 38.Qc5+ Kg8 39.h4 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.04"]
[Round "8"]
[White "Kuijpers, Franciscus"]
[Black "Zuidema, Coenraad"]
[Result "1/2-1/2"]
[WhiteElo "2420"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "112"]
[ECO "E14"]

1.d4 Nf6 2.c4 e6 3.Nf3 Bb4+ 4.Nbd2 d5 5.e3 O-O 6.Bd3 b6 7.O-O Bb7 8.b3 Ne4
9.Qc2 f5 10.Ne5 Nd7 11.Nxd7 Qxd7 12.Nf3 Bd6 13.Ne5 Qe8 14.f3 Nc5 15.Be2 
Nd7 16.Bb2 c5 17.cxd5 exd5 18.Bb5 Bxe5 19.dxe5 a6 20.Be2 Rf7 21.f4 Nf8 22.
Bh5 g6 23.Bf3 Ne6 24.Rad1 Rd8 25.h3 d4 26.Bxb7 Rxb7 27.exd4 cxd4 28.Rd3 
Rc7 29.Qf2 Qb5 30.Rfd1 Rcd7 31.Kh2 Qd5 32.g3 Qe4 33.R3d2 h5 34.h4 Kf7 35.
Ba3 Rc8 36.Bd6 Rc3 37.Re2 Re3 38.Rde1 Rxe2 39.Rxe2 Qd5 40.Qg2 Qxg2+ 41.
Kxg2 Rd8 42.Rc2 Ke8 43.Rc6 d3 44.Rc1 Nc5 45.Rd1 Ne4 46.Rxd3 Kf7 47.b4 Ke6 
48.Ra3 Nxd6 49.exd6 Rxd6 50.Rxa6 Kd5 51.a4 Ke4 52.a5 Rd2+ 53.Kh3 bxa5 54.
bxa5 Kf3 55.Rb6 Ra2 56.a6 Ra1 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.04"]
[Round "8"]
[White "Langeweg, Christian"]
[Black "Ree, Hans"]
[Result "1/2-1/2"]
[WhiteElo "2425"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "80"]
[ECO "B07"]

1.Nf3 g6 2.e4 Bg7 3.d4 d6 4.c3 Nf6 5.Bd3 O-O 6.O-O Nc6 7.Nbd2 e5 8.dxe5 
Nxe5 9.Nxe5 dxe5 10.Nc4 Qe7 11.b4 b6 12.a4 Bb7 13.Qe2 Nd7 14.Nd2 f5 15.Ba6
Bxa6 16.Qxa6 Nf6 17.Re1 Rfd8 18.Qe2 Rd7 19.exf5 gxf5 20.Qf3 Rad8 21.Nf1 
Nd5 22.Qxf5 Nxc3 23.Bg5 Rf8 24.Qh3 Qxg5 25.Qxd7 e4 26.Qxc7 Bd4 27.Qc4+ Qd5
28.Qxd5+ Nxd5 29.Ra2 Nxb4 30.Rxe4 Nxa2 31.Rxd4 Nc3 32.Rg4+ Kf7 33.Ne3 Rc8 
34.g3 Rc5 35.Nc4 Kf6 36.Nb2 a5 37.Kf1 b5 38.axb5 Rxb5 39.Rf4+ Ke5 40.Na4 
Rb1+ 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.04"]
[Round "8"]
[White "Scholl, Eduard"]
[Black "Timman, Anton"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "44"]
[ECO "B47"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nc6 5.Nc3 a6 6.g3 Qc7 7.Bg2 d6 8.O-O Bd7
9.Nxc6 Bxc6 10.a4 Nf6 11.Qe2 Be7 12.Rd1 O-O 13.a5 Nd7 14.Be3 Rfd8 15.Na4 
Bb5 16.Qd2 Rdc8 17.c3 Bxa4 18.Rxa4 Ne5 19.Qe2 Nc4 20.Rda1 Nxe3 21.Qxe3 
Rab8 22.h4 Qc5 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.04"]
[Round "8"]
[White "Timman, Jan"]
[Black "Van Dop, Arend"]
[Result "1-0"]
[WhiteElo "2445"]
[EventDate "1972.03.27"]
[PlyCount "63"]
[ECO "A11"]

1.Nf3 Nf6 2.g3 g6 3.b3 Bg7 4.Bb2 O-O 5.Bg2 d5 6.O-O Nbd7 7.c4 c6 8.Qc2 
dxc4 9.bxc4 Re8 10.d4 Qc7 11.Nbd2 Rb8 12.Rad1 h6 13.e4 e5 14.Nxe5 Nxe5 15.
dxe5 Ng4 16.c5 b6 17.cxb6 axb6 18.h3 Nxe5 19.f4 Nd7 20.Bxg7 Kxg7 21.Nc4 
Ba6 22.e5 Nf8 23.Rd6 c5 24.Rc6 Qe7 25.f5 Qg5 26.Rc7 Qd8 27.fxg6 Qd4+ 28.
Kh2 Bxc4 29.Rf4 Bd3 30.Rfxf7+ Kg8 31.Rg7+ Kh8 32.Qc1 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.05"]
[Round "9"]
[White "Bohm, Hans"]
[Black "Enklaar, Bertus"]
[Result "0-1"]
[EventDate "1972.03.27"]
[PlyCount "66"]
[ECO "C09"]

1.e4 c5 2.c3 e6 3.Nf3 d5 4.exd5 exd5 5.Bb5+ Nc6 6.O-O Bd6 7.d4 Ne7 8.Bg5 
O-O 9.dxc5 Bxc5 10.Nbd2 f6 11.Bf4 Ng6 12.Bg3 f5 13.Nb3 Bb6 14.Bxc6 bxc6 
15.Be5 Nxe5 16.Nxe5 Qf6 17.Qe2 f4 18.Rfe1 Re8 19.Ng4 Bxf2+ 20.Qxf2 Bxg4 
21.Nd4 h6 22.Nb3 Bh5 23.Nc5 f3 24.h3 Qd6 25.g4 Bg6 26.b4 Qf6 27.Rac1 Rxe1+
28.Rxe1 Qxc3 29.Re6 Re8 30.a3 Qxa3 31.Rxe8+ Bxe8 32.Qd4 Qa2 33.Qf2 Qb1+ 
0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.05"]
[Round "9"]
[White "Ree, Hans"]
[Black "Hartoch, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2400"]
[EventDate "1972.03.27"]
[PlyCount "30"]
[ECO "E64"]

1.d4 Nf6 2.c4 c5 3.d5 g6 4.Nf3 d6 5.g3 Bg7 6.Bg2 O-O 7.O-O Na6 8.Nc3 Nc7 
9.a4 Rb8 10.Bf4 b6 11.e4 a6 12.e5 Nh5 13.exd6 exd6 14.Bg5 Bf6 15.Bh6 Bg7 
1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.05"]
[Round "9"]
[White "Timman, Anton"]
[Black "Langeweg, Christian"]
[Result "0-1"]
[BlackElo "2425"]
[EventDate "1972.03.27"]
[PlyCount "58"]
[ECO "A30"]

1.c4 Nf6 2.Nc3 e6 3.Nf3 c5 4.g3 b6 5.Bg2 Bb7 6.O-O Be7 7.d4 cxd4 8.Qxd4 
O-O 9.Rd1 d6 10.b3 Nc6 11.Qf4 Qb8 12.Bb2 a6 13.Ng5 Ne5 14.Bxb7 Qxb7 15.
Nce4 Ng6 16.Qf3 Nxe4 17.Nxe4 Qc7 18.Qc3 f6 19.f4 Rf7 20.Qf3 Rd8 21.f5 Ne5 
22.Qf4 exf5 23.Qxf5 b5 24.Bxe5 dxe5 25.cxb5 axb5 26.Qe6 f5 27.Rxd8+ Qxd8 
28.Rc1 Bf8 29.Rc8 Qd1+ 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.05"]
[Round "9"]
[White "Van Dop, Arend"]
[Black "Scholl, Eduard"]
[Result "1/2-1/2"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "66"]
[ECO "B40"]

1.e4 c5 2.Nf3 e6 3.d4 cxd4 4.Nxd4 Nf6 5.Bd3 Nc6 6.Nxc6 bxc6 7.O-O d5 8.Nd2
Be7 9.Re1 O-O 10.e5 Nd7 11.Qg4 f5 12.exf6 Nxf6 13.Qe2 e5 14.Qxe5 Bd6 15.
Qg5 Bxh2+ 16.Kh1 Bd6 17.Nf3 Rb8 18.a3 c5 19.b4 cxb4 20.axb4 Rxb4 21.Rxa7 
Bd7 22.Bf5 Ra4 23.Be6+ Kh8 24.Rxd7 Nxd7 25.Qxd8 Rxd8 26.Bxd7 Re4 27.Bc6 
Rxe1+ 28.Nxe1 Rb8 29.Kg1 Rb6 30.Bd7 Rb1 31.Bd2 Rd1 32.Ba5 Bc7 33.Bc3 Be5 
1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.05"]
[Round "9"]
[White "Van den Berg, Adrianus M. J."]
[Black "Kuijpers, Franciscus"]
[Result "1-0"]
[BlackElo "2420"]
[EventDate "1972.03.27"]
[PlyCount "39"]
[ECO "B09"]

1.e4 d6 2.d4 Nf6 3.Nc3 g6 4.f4 Bg7 5.Nf3 O-O 6.e5 Nfd7 7.h4 c5 8.h5 cxd4 
9.Qxd4 dxe5 10.Qg1 e4 11.Nxe4 Nf6 12.Nxf6+ exf6 13.hxg6 Re8+ 14.Kf2 hxg6 
15.Qh2 Nd7 16.Qh7+ Kf8 17.b3 Nc5 18.Kg3 b6 19.Bb5 Re7 20.Qh8+ 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.05"]
[Round "9"]
[White "Zuidema, Coenraad"]
[Black "Timman, Jan"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2445"]
[EventDate "1972.03.27"]
[PlyCount "113"]
[ECO "B09"]

1.e4 g6 2.d4 Bg7 3.Nc3 d6 4.f4 Nf6 5.Nf3 c5 6.e5 Ng4 7.Bb5+ Bd7 8.e6 Bxb5 
9.exf7+ Kd7 10.Nxb5 Qa5+ 11.Nc3 cxd4 12.Nxd4 Bxd4 13.Qxg4+ Qf5 14.Qf3 Qe6+
15.Ne2 Nc6 16.Rf1 Rhf8 17.f5 gxf5 18.Qxf5 Qxf5 19.Rxf5 Bf6 20.Bg5 Bxg5 21.
Rxg5 Rxf7 22.O-O-O Raf8 23.Ng3 Rf2 24.Rd2 Rxd2 25.Kxd2 Rf2+ 26.Kc3 Rxg2 
27.Rh5 b5 28.Rxh7 d5 29.a3 a5 30.Nf5 Rf2 31.Nd4 b4+ 32.axb4 axb4+ 33.Kd3 
Ne5+ 34.Ke3 Ng4+ 35.Kd3 Kd6 36.h3 Nf6 37.Ke3 Rh2 38.Rh6 Kc5 39.Kd3 Rf2 40.
Ke3 Rh2 41.Nf5 e6 42.Rxf6 exf5 43.c3 Rxh3+ 44.Kd2 bxc3+ 45.bxc3 Rf3 46.Ke2
Rf4 47.Ke3 Re4+ 48.Kd2 f4 49.Kd3 Ra4 50.Rh6 Ra2 51.Rf6 Rf2 52.Rf8 Kd6 53.
c4 Rf3+ 54.Ke2 Re3+ 55.Kd2 Re4 56.cxd5 Kxd5 57.Rd8+ 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.06"]
[Round "10"]
[White "Enklaar, Bertus"]
[Black "Ree, Hans"]
[Result "1-0"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "90"]
[ECO "A59"]

1.d4 Nf6 2.c4 c5 3.d5 b5 4.cxb5 a6 5.bxa6 d6 6.Nc3 Bxa6 7.e4 Bxf1 8.Kxf1 
g6 9.Nge2 Bg7 10.h3 O-O 11.Kg1 Qb6 12.Rb1 Na6 13.Be3 Rfb8 14.Kh2 Nd7 15.
Qd2 Qa5 16.Bg5 Qc7 17.Rhc1 c4 18.Be3 Nb4 19.Nd4 Nxa2 20.Nxa2 Rxa2 21.Rc2 
Nc5 22.Rxc4 Nxe4 23.Qc1 Nc5 24.b4 Qb7 25.Nc6 Nd3 26.Qd1 Ne5 27.Rc2 Rxc2 
28.Qxc2 Nxc6 29.dxc6 Qb5 30.Rc1 Kf8 31.Qc4 Qxc4 32.Rxc4 d5 33.Rc1 Be5+ 34.
g3 Bc7 35.Bc5 Ke8 36.Ra1 Kd8 37.Ra7 e5 38.Kg2 f5 39.Kf1 Kc8 40.Ra6 Bd8 41.
Bd6 Bc7 42.Bc5 Bd8 43.Ke2 Kc7 44.Kd1 Bf6 45.Ra7+ Kxc6 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.06"]
[Round "10"]
[White "Kuijpers, Franciscus"]
[Black "Bohm, Hans"]
[Result "1-0"]
[WhiteElo "2420"]
[EventDate "1972.03.27"]
[PlyCount "79"]
[ECO "E12"]

1.d4 Nf6 2.c4 e6 3.Nf3 b6 4.a3 Bb7 5.Nc3 Ne4 6.Nxe4 Bxe4 7.e3 Be7 8.Be2 
O-O 9.O-O d5 10.Nd2 Bg6 11.b4 c6 12.Qb3 Nd7 13.Bb2 Nf6 14.f3 Qd7 15.Rfc1 
Rfc8 16.Rc3 c5 17.Rcc1 b5 18.cxd5 c4 19.dxe6 Qxe6 20.Nxc4 bxc4 21.Bxc4 Qf5
22.e4 Qg5 23.Ba6 Rd8 24.Re1 Nh5 25.Qe3 Nf4 26.g3 Qf6 27.Bf1 Ne6 28.Rad1 
Bh5 29.Bg2 Rac8 30.Re2 Ng5 31.g4 Qh6 32.gxh5 Qxh5 33.f4 Ne6 34.Red2 Rc2 
35.Bf3 Qg6+ 36.Kh1 Rdc8 37.d5 Nxf4 38.Qxf4 Bd6 39.Qg4 Qh6 40.Qg2 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.06"]
[Round "10"]
[White "Langeweg, Christian"]
[Black "Hartoch, Robert"]
[Result "1/2-1/2"]
[WhiteElo "2425"]
[BlackElo "2400"]
[EventDate "1972.03.27"]
[PlyCount "38"]
[ECO "D78"]

1.Nf3 g6 2.d4 Bg7 3.g3 Nf6 4.Bg2 O-O 5.O-O d5 6.c4 c6 7.b3 Bf5 8.Bb2 a5 9.
Nc3 Ne4 10.Nh4 Nxc3 11.Bxc3 Be6 12.cxd5 cxd5 13.Nf3 Nc6 14.Rc1 Qd6 15.a4 
Rac8 16.Bb2 Bf5 17.Nh4 Be6 18.Nf3 Bf5 19.Nh4 Be6 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.06"]
[Round "10"]
[White "Scholl, Eduard"]
[Black "Zuidema, Coenraad"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "64"]
[ECO "A07"]

1.Nf3 Nf6 2.g3 d5 3.Bg2 c6 4.O-O Bf5 5.b3 e6 6.Bb2 Be7 7.d3 O-O 8.Nc3 h6 
9.h3 Nbd7 10.Nd2 Nc5 11.e4 Bh7 12.e5 Ne8 13.Qe2 a5 14.a4 Na6 15.f4 Nb4 16.
Nf3 c5 17.Ne1 c4 18.dxc4 dxc4 19.bxc4 Qb6+ 20.Kh1 Nxc2 21.Nxc2 Qxb2 22.Ne4
Bxe4 23.Bxe4 Rc8 24.Rab1 Qc3 25.Rxb7 Qxc4 26.Qxc4 Rxc4 27.Bd3 Rc3 28.Rf3 
Rc7 29.Rb8 Rc5 30.Nd4 Nc7 31.Rxf8+ Kxf8 32.Nb3 Rd5 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.06"]
[Round "10"]
[White "Timman, Jan"]
[Black "Van den Berg, Adrianus M. J."]
[Result "1-0"]
[WhiteElo "2445"]
[EventDate "1972.03.27"]
[PlyCount "81"]
[ECO "A21"]

1.c4 e5 2.Nc3 f5 3.d4 exd4 4.Qxd4 Nf6 5.Nd5 Nc6 6.Nxf6+ Qxf6 7.Qxf6 gxf6 
8.Bd2 Nb4 9.Kd1 a5 10.Nh3 Bd6 11.e3 b6 12.Bc3 Be5 13.Kd2 Bb7 14.Nf4 O-O 
15.f3 Bxf4 16.exf4 d5 17.a3 Na6 18.Kc2 Nc5 19.Rd1 Bc6 20.b3 dxc4 21.Bxc4+ 
Kg7 22.Bd4 Nb7 23.Be6 a4 24.b4 Nd6 25.Rhe1 Rfe8 26.Kb2 Rad8 27.Bc3 Bb5 28.
g4 fxg4 29.fxg4 Nc4+ 30.Bxc4 Bxc4 31.Rxd8 Rxd8 32.Re7+ Bf7 33.g5 Kf8 34.
gxf6 c5 35.b5 Re8 36.Rb7 Re2+ 37.Kc1 Bg6 38.Be5 Re3 39.Bd6+ Kg8 40.Rg7+ 
Kh8 41.Be5 1-0

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.06"]
[Round "10"]
[White "Timman, Anton"]
[Black "Van Dop, Arend"]
[Result "0-1"]
[EventDate "1972.03.27"]
[PlyCount "44"]
[ECO "A16"]

1.c4 Nf6 2.Nc3 d5 3.cxd5 Nxd5 4.Nf3 g6 5.Qa4+ Bd7 6.Qh4 Bc6 7.Ne5 Bg7 8.
Nxc6 Nxc6 9.g3 Ndb4 10.Rb1 O-O 11.Bg2 Nc2+ 12.Kf1 Qd6 13.Qe4 N2d4 14.e3 
Nf5 15.d4 e6 16.Ke2 Nb4 17.Kf3 Nxd4+ 18.exd4 f5 19.Qxb7 Rfb8 20.Nb5 Qd7 
21.Qxc7 Qxb5 22.g4 Qd3+ 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.08"]
[Round "11"]
[White "Bohm, Hans"]
[Black "Timman, Jan"]
[Result "0-1"]
[BlackElo "2445"]
[EventDate "1972.03.27"]
[PlyCount "79"]
[ECO "E25"]

1.c4 Nf6 2.Nc3 e6 3.d4 Bb4 4.a3 Bxc3+ 5.bxc3 c5 6.f3 d5 7.cxd5 Nxd5 8.dxc5
Qa5 9.e4 Nc7 10.Qb3 Qxc5 11.Bf4 e5 12.Bg5 Nc6 13.Rd1 f6 14.Bc1 b6 15.Bc4 
Na5 16.Qa4+ Ke7 17.Bd5 Nxd5 18.Rxd5 Qc7 19.Ne2 Be6 20.Qb4+ Kf7 21.Rd1 Bb3 
22.Rd2 Rhd8 23.Kf2 Rxd2 24.Bxd2 Qd7 25.Be3 Rc8 26.c4 Bxc4 27.Nc3 Bb3 28.
Nb5 Rc2+ 29.Kg3 Qd3 30.Nd6+ Kg6 31.Nf5 Be6 32.Qe7 Qd7 33.Qf8 Bxf5 34.exf5+
Kxf5 35.Qb4 Kg6 36.h4 h5 37.Qb1 Qf5 38.Rc1 Re2 39.Qxf5+ Kxf5 40.Rc3 0-1

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.08"]
[Round "11"]
[White "Hartoch, Robert"]
[Black "Enklaar, Bertus"]
[Result "1/2-1/2"]
[WhiteElo "2400"]
[EventDate "1972.03.27"]
[PlyCount "93"]
[ECO "A05"]

1.Nf3 Nf6 2.g3 b5 3.Bg2 Bb7 4.d3 e6 5.e4 d6 6.a4 b4 7.O-O Be7 8.Nbd2 O-O 
9.Nc4 a5 10.Ne3 Nbd7 11.h4 c5 12.Bh3 Qc7 13.Re1 Rfe8 14.Nc4 Bf8 15.Bf4 Nb6
16.Nfd2 Nfd7 17.Bg2 Qc6 18.c3 Nxc4 19.Nxc4 Nb6 20.Nxb6 Qxb6 21.Qd2 Rac8 
22.h5 h6 23.Be3 Qa6 24.cxb4 cxb4 25.Rec1 Be7 26.b3 Bf6 27.d4 Qa8 28.f3 Ba6
29.Bf1 Bxf1 30.Kxf1 d5 31.e5 Be7 32.Qd3 Rc3 33.Rxc3 bxc3 34.Qxc3 Qa6+ 35.
Kf2 Rc8 36.Qb2 Qd3 37.Rc1 Rxc1 38.Qxc1 Qxb3 39.Qc6 Qb2+ 40.Kg1 Qe2 41.Bf2 
Bf8 42.Kg2 Qd3 43.Qe8 Qc4 44.Be3 Qc3 45.Bf2 Qc2 46.Kg1 Qc7 47.Kg2 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.08"]
[Round "11"]
[White "Ree, Hans"]
[Black "Kuijpers, Franciscus"]
[Result "1/2-1/2"]
[WhiteElo "2430"]
[BlackElo "2420"]
[EventDate "1972.03.27"]
[PlyCount "29"]
[ECO "E17"]

1.c4 e6 2.g3 d5 3.Bg2 Nf6 4.Nf3 Be7 5.O-O O-O 6.b3 b6 7.Bb2 Bb7 8.d4 Nbd7 
9.Nc3 c5 10.cxd5 Nxd5 11.Nxd5 Bxd5 12.dxc5 Nxc5 13.Rc1 Rc8 14.Ne5 Bxg2 15.
Kxg2 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.08"]
[Round "11"]
[White "Van Dop, Arend"]
[Black "Langeweg, Christian"]
[Result "1/2-1/2"]
[BlackElo "2425"]
[EventDate "1972.03.27"]
[PlyCount "21"]
[ECO "A06"]

1.b3 d5 2.Bb2 Nf6 3.e3 c5 4.Nf3 e6 5.Bb5+ Bd7 6.Bxd7+ Nbxd7 7.O-O Be7 8.d3
O-O 9.c4 Rc8 10.Nc3 Qc7 11.Qe2 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.08"]
[Round "11"]
[White "Van den Berg, Adrianus M. J."]
[Black "Scholl, Eduard"]
[Result "1/2-1/2"]
[BlackElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "104"]
[ECO "B87"]

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.a4 b4 10.Na2 O-O 11.Nxb4 Bb7 12.c3 Nxe4 13.f4 Nd7 14.a5 Rc8 15.Be3 Ndc5 
16.Bc2 d5 17.Rf3 Bf6 18.Rh3 g6 19.Nd3 Nxd3 20.Bxd3 Nd6 21.f5 exf5 22.Nxf5 
Nxf5 23.Bxf5 Rc4 24.Bd3 Rc6 25.Bb6 Rxb6 26.axb6 Bc8 27.Rf3 Qxb6+ 28.Kh1 
Bg7 29.Qc2 Bb7 30.Raf1 f5 31.Qf2 Qc7 32.Qe2 a5 33.Re3 Bf6 34.Re8 Rxe8 35.
Qxe8+ Kg7 36.Re1 Bc6 37.Qe2 Qb7 38.Ba6 Qb6 39.Bc8 Qc7 40.Be6 Qb7 41.Qd2 a4
42.Rd1 h5 43.Bxd5 Bxd5 44.Qxd5 Qxb2 45.Qd7+ Kh6 46.Qxa4 Qxc3 47.Qf4+ Bg5 
48.Qb8 Bf6 49.Qf4+ Bg5 50.Qd4 Qxd4 51.Rxd4 h4 52.Rd7 Be3 1/2-1/2

[Event "28th NED-ch"]
[Site "Leeuwarden NED"]
[Date "1972.04.08"]
[Round "11"]
[White "Zuidema, Coenraad"]
[Black "Timman, Anton"]
[Result "1-0"]
[WhiteElo "2430"]
[EventDate "1972.03.27"]
[PlyCount "109"]
[ECO "C16"]

1.e4 e6 2.d4 d5 3.Nc3 Bb4 4.e5 Qd7 5.a3 Bxc3+ 6.bxc3 b6 7.Nh3 Ba6 8.Bxa6 
Nxa6 9.Qg4 f5 10.Qh5+ g6 11.Qh4 h6 12.g4 Qf7 13.Rg1 Nb8 14.gxf5 Qxf5 15.
Nf4 g5 16.Qh5+ Kd7 17.Ne2 Nc6 18.Rxg5 hxg5 19.Qxh8 Qf3 20.Kf1 Rf8 21.Be3 
Nge7 22.Qg7 Rf5 23.Ng3 Qxe3 24.Nxf5 Qh3+ 25.Kg1 Qxf5 26.Re1 Na5 27.Re3 Nc4
28.Rd3 Qg4+ 29.Rg3 Qd1+ 30.Kg2 Nd2 31.Kh3 Ne4 32.Rxg5 Qf3+ 33.Rg3 Nxf2+ 
34.Kh4 Qf4+ 35.Kh5 Ne4 36.Rg2 Qf5+ 37.Kh4 Qf4+ 38.Kh5 a5 39.h4 Qf5+ 40.Kh6
Qf4+ 41.Kh5 Nxc3 42.Rg4 Qf5+ 43.Rg5 Qf3+ 44.Kh6 Ne2 45.c3 Qxc3 46.Qf7 Qe3 
47.Kg7 Nxd4 48.Kf8 Qf3 49.Qxf3 Nxf3 50.Rg7 Nxh4 51.Rxe7+ Kd8 52.Rxe6 Nf5 
53.Kf7 d4 54.Re8+ Kd7 55.e6+ 1-0
