Stockfish
PGN
| Event | Olympiad qual. group 2 |
| Site | Siegen GER |
| Date | 1970.09.10 |
| Round | 6 |
| White | Ivkov, Borislav |
| Black | Suttles, Duncan |
| Result | 1/2-1/2 |
| ECO | A41 |
| Opening | Modern Defense |
| PlyCount | 137 |
Moves
1.d4 g6 2.c4 Bg7 3.Nc3 d6 4.Nf3 Bg4 5.e3 Nc6 6.Be2 e5 7.d5 Nce7 8.e4 Bxf3 9.Bxf3 Kf8 10.b4 a5 11.Ba3 Nf6 12.c5 axb4 13.Bxb4 dxc5 14.Bxc5 Kg8 15.O-O h5 16.a4 Nc8 17.Nb5 Ne8 18.Qc2 Rh7 19.Ra3 Bf8 20.Bxf8 Kxf8 21.Rc1 f6 22.Be2 Ncd6 23.Rc3 Nxb5 24.Bxb5 Nd6 25.f3 Rc8 26.Bf1 h4 27.a5 g5 28.a6 bxa6 29.Bxa6 Ra8 30.Bf1 Ra7 31.Rb3 Rb7 32.Ra3 Re7 33.Qc6 Kg7 34.Rca1 Qd7 35.Qxd7 Rxd7 36.Ra8 Rf7 37.Rc1 Rf8 38.Ra2 Rfb8 39.Rac2 Ne8 40.g3 hxg3 41.hxg3 Rb1 42.Bh3 R8b2 43.Rc6 Rxc1+ 44.Rxc1 Rb7 45.Bd7 Nd6 46.Kg2 Ra7 47.Kh3 Nf7 48.Be6 Nd6 49.Kg4 Rb7 50.Bd7 Ra7 51.Rc2 Rb7 52.Bf5 Kg8 53.Rc1 Ra7 54.Rc2 Rb7 55.Bd7 Kg7 56.Rc1 Ra7 57.Be6 Rb7 58.Bf5 Kg8 59.Ra1 Rb8 60.Ra7 Nb5 61.Ra6 Nd6 62.Bd7 Kg7 63.Ra7 Rb7 64.Ra8 Nc4 65.Rc8 Kh6 66.Rh8+ Kg7 67.Rc8 Kh6 68.Rh8+ Kg7 69.Rc8 1/2-1/2
