[Event "1st Pan-American U20"]
[Site "San Juan PUR"]
[Date "1974.01.??"]
[Round "2"]
[White "Bravo, Hector"]
[Black "Giardelli, Sergio"]
[Result "1-0"]
[ECO "B17"]
[EventDate "1974.??.??"]
[PlyCount "73"]

1.e4 c6 2.d4 d5 3.Nc3 dxe4 4.Nxe4 Nd7 5.Nf3 Ngf6 6.Ng3 e6 7.Bd3 Bd6 8.O-O 
O-O 9.Re1 Qc7 10.c4 c5 11.b3 b6 12.Bb2 Bb7 13.Ne5 cxd4 14.Nxd7 Qxd7 15.
Bxd4 e5 16.Bxe5 Bxe5 17.Rxe5 Rad8 18.Bc2 Qc6 19.Qf1 Rd2 20.Re2 Rxe2 21.
Nxe2 g6 22.Rd1 Re8 23.Nf4 Re5 24.f3 Rg5 25.Rd3 Qc7 26.Qc1 Rf5 27.Rd4 Re5 
28.Qd2 Qe7 29.Kf1 Kg7 30.a4 Qa3 31.Rd8 Qa1+ 32.Bd1 Rf5 33.Qd6 Kh6 34.Qf8+ 
Kg5 35.Nh3+ Kh4 36.Qh6+ Nh5 37.Qe3 1-0

[Event "1st Pan-American U20"]
[Site "San Juan PUR"]
[Date "1974.01.??"]
[Round "2"]
[White "Garcia, Gildardo"]
[Black "Miranda, Adrian"]
[Result "1-0"]
[ECO "B99"]
[EventDate "1974.??.??"]
[PlyCount "55"]

1.e4 c5 2.Nf3 d6 3.d4 cxd4 4.Nxd4 Nf6 5.Nc3 a6 6.Bg5 e6 7.f4 Nbd7 8.Qf3 
Qc7 9.O-O-O Be7 10.g4 Rb8 11.Bxf6 Nxf6 12.g5 Nd7 13.Rg1 b5 14.a3 b4 15.
axb4 Rxb4 16.Bh3 Nb6 17.f5 e5 18.Nb3 g6 19.Rdf1 Rf8 20.f6 Bd8 21.Bxc8 Qxc8
22.Rd1 Qe6 23.Qd3 Na4 24.Qxa6 Nxc3 25.Rxd6 Qc4 26.Rxd8+ Kxd8 27.Qd6+ Kc8 
28.Qxf8+ 1-0

[Event "1st Pan-American U20"]
[Site "San Juan PUR"]
[Date "1974.01.??"]
[Round "2"]
[White "Sunye Neto, Jaime"]
[Black "Vaglio, Jaime"]
[Result "0-1"]
[ECO "E09"]
[EventDate "1974.??.??"]
[PlyCount "96"]

1.d4 Nf6 2.g3 c6 3.Bg2 d5 4.Nf3 e6 5.O-O Be7 6.Nbd2 O-O 7.c4 Nbd7 8.Qc2 b5
9.cxb5 cxb5 10.Qb3 Qb6 11.Re1 Bb7 12.Nb1 Rfc8 13.Bg5 h6 14.Bxf6 Bxf6 15.e3
Rc7 16.Nc3 b4 17.Ne2 Ba6 18.a3 Bc4 19.Qxb4 Qxb4 20.axb4 Be7 21.Rec1 Rac8 
22.Nc3 Bxb4 23.Nd2 Bd3 24.Bf1 Bxf1 25.Kxf1 Nb6 26.Ke2 a5 27.Kd3 a4 28.Ra2 
a3 29.Ndb1 Na4 30.bxa3 Bxc3 31.Rac2 Ba5 32.Rxc7 Rxc7 33.Rxc7 Bxc7 34.f3 
Ba5 35.e4 Kf8 36.Kc2 Ke7 37.Kb3 Nb6 38.Nc3 Bxc3 39.Kxc3 Kd6 40.Kb4 Kc6 41.
a4 Nc4 42.a5 Nd6 43.exd5+ exd5 44.f4 f5 45.h3 Nb5 46.a6 Kb6 47.g4 Nxd4 48.
a7 Nc6+ 0-1

[Event "1st Pan-American U20"]
[Site "San Juan PUR"]
[Date "1974.01.??"]
[Round "3"]
[White "Diesen, Mark"]
[Black "Diedrick, Michael"]
[Result "1-0"]
[ECO "C97"]
[EventDate "1974.??.??"]
[PlyCount "65"]

1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 Nf6 5.O-O b5 6.Bb3 Be7 7.Re1 d6 8.c3 O-O 
9.h3 Na5 10.Bc2 c5 11.d4 Qc7 12.Nbd2 Bd7 13.Nf1 Rfc8 14.d5 c4 15.g4 Ne8 
16.Ng3 Nb7 17.Nf5 Bxf5 18.gxf5 Nc5 19.Kh2 Qb6 20.Rg1 Nf6 21.Qe2 Kh8 22.Bd2
a5 23.Rg2 b4 24.Rag1 Bf8 25.Bg5 Be7 26.Bh4 g6 27.Ng5 Kg7 28.Nxh7 Nd3 29.
Bxf6+ Bxf6 30.Bxd3 cxd3 31.Qh5 Bg5 32.Qxg5 Kxh7 33.fxg6+ 1-0

[Event "1st Pan-American U20"]
[Site "San Juan PUR"]
[Date "1974.01.??"]
[Round "6"]
[White "Sunye Neto, Jaime"]
[Black "Garcia, Gildardo"]
[Result "0-1"]
[ECO "A05"]
[EventDate "1974.??.??"]
[PlyCount "84"]

1.Nf3 Nf6 2.g3 g6 3.b4 Bg7 4.Bb2 O-O 5.Bg2 c5 6.bxc5 Qa5 7.O-O Nc6 8.d4 b6
9.cxb6 axb6 10.Nbd2 Qh5 11.c4 d6 12.d5 Na5 13.Qc2 Ba6 14.Qd3 Rfc8 15.Rfc1 
Qg4 16.h3 Qd7 17.e4 Nxe4 18.Bxg7 Nxd2 19.Nxd2 Kxg7 20.Qd4+ Kg8 21.Bf1 Qc7 
22.h4 Qc5 23.Qf4 Rc7 24.h5 Qa3 25.Rab1 b5 26.Ne4 Nxc4 27.Qh6 Qf3 28.Ng5 
Qxh5 29.Qxh5 gxh5 30.Rb4 Raa7 31.a4 Nb6 32.Rd1 Nxa4 33.Rf4 Nc3 34.Rdd4 Bb7
35.Nxf7 Bxd5 36.Nh6+ Kh8 37.Rf5 e6 38.Rxh5 Ra1 39.Rg5 Rg7 40.Rdg4 Ne2+ 41.
Kh2 Rxf1 42.Nf7+ Kg8 0-1

[Event "1st Pan-American U20"]
[Site "San Juan PUR"]
[Date "1974.01.??"]
[Round "6"]
[White "Vaglio, Jaime"]
[Black "Giardelli, Sergio"]
[Result "0-1"]
[ECO "B14"]
[EventDate "1974.??.??"]
[PlyCount "58"]

1.e4 c6 2.c4 d5 3.exd5 cxd5 4.d4 Nf6 5.Nc3 e6 6.Nf3 Be7 7.Bd3 O-O 8.O-O 
dxc4 9.Bxc4 a6 10.a4 Nc6 11.Be3 Nb4 12.Ne5 Rb8 13.Qf3 Bd7 14.Bf4 Rc8 15.
Bb3 Bc6 16.Nxc6 Nxc6 17.Rfd1 Qb6 18.Ne2 Na5 19.Rd3 Nc4 20.Bxc4 Rxc4 21.b3 
Rc2 22.Bg5 Rd8 23.Bxf6 Bxf6 24.Qe4 Rc6 25.Rad1 Rcd6 26.d5 exd5 27.Rxd5 
Qxb3 28.Nc3 Bxc3 29.Qe7 Qxd1+ 0-1

[Event "1st Pan-American U20"]
[Site "San Juan PUR"]
[Date "1974.01.??"]
[Round "7"]
[White "Giardelli, Sergio"]
[Black "Garcia, Gildardo"]
[Result "0-1"]
[ECO "A23"]
[EventDate "1974.??.??"]
[PlyCount "76"]

1.c4 e5 2.Nc3 Nf6 3.g3 c6 4.Nf3 e4 5.Nd4 Bb4 6.Bg2 Qe7 7.Qc2 Bxc3 8.Qxc3 
O-O 9.Nf5 Qc5 10.Bh3 a5 11.a3 a4 12.b4 axb3 13.Bb2 Ne8 14.Nxg7 Qa5 15.Qd4 
c5 16.Qe5 f6 17.Qxe4 Nxg7 18.Qd5+ Kh8 19.Qd6 Qd8 20.Bg2 Ne6 21.Bd5 Nc6 22.
Bxe6 dxe6 23.Qxc5 e5 24.O-O Bh3 25.Rfd1 Nd4 26.Bxd4 Qxd4 27.Qxd4 exd4 28.
Rdb1 b5 29.Rxb3 bxc4 30.Rb4 Rfc8 31.f3 Be6 32.a4 Rab8 33.Rxb8 Rxb8 34.a5 
c3 35.dxc3 dxc3 36.Rc1 Rc8 37.a6 c2 38.a7 Bb3 0-1

