Stockfish
PGN
| Event | Siegen olm |
| Site | Siegen |
| Date | 1970.??.?? |
| Round | 5 |
| White | Spassky, Boris |
| Black | Kostro, Jerzy |
| Result | 1-0 |
| ECO | D43 |
| Opening | Semi-Slav Defense: Anti-Moscow Gambit |
| PlyCount | 41 |
Moves
1.d4 d5 2.c4 c6 3.Nf3 Nf6 4.Nc3 e6 5.Bg5 h6 6.Bh4 dxc4 7.e4 g5 8.Bg3 b5 9.Be2 Bb7 10.O-O Nbd7 11.d5 cxd5 12.exd5 Qb6 13.dxe6 fxe6 14.Nd4 Bc5 15.Ndxb5 O-O 16.Bf3 Bxf3 17.Qxf3 Rac8 18.Rad1 Qc6 19.Qe2 Nd5 20.Nd6 Bxd6 21.Qxe6+ 1-0
