Stockfish
PGN
| Event | Quebec op |
| Site | Montreal CAN |
| Date | 1981.08.05 |
| Round | 4 |
| White | Costigan, Thomas J |
| Black | Timberlake, David |
| Result | 1-0 |
| WhiteElo | 2309 |
| BlackElo | 2214 |
| ECO | B06 |
| PlyCount | 65 |
Moves
1.e4 c6 2.d4 g6 3.Nc3 Bg7 4.Bc4 d5 5.exd5 b5 6.Bb3 b4 7.Na4 cxd5 8.Ne2 Nf6 9.a3 bxa3 10.Rxa3 O-O 11.O-O Nc6 12.c3 a5 13.Re1 Ra7 14.Nc5 Qb6 15.Nf4 Rd8 16.Qf3 Bg4 17.Qg3 Bf5 18.h4 h5 19.Nfd3 Ne4 20.Nxe4 dxe4 21.Nc5 e5 22.Na4 Qb8 23.d5 Bf8 24.Ra1 Qxb3 25.dxc6 Bd6 26.Be3 Ra6 27.c7 Rc8 28.Qg5 Rxc7 29.Rad1 Rac6 30.Qd8+ Bf8 31.Nb6 Rxb6 32.Qxc7 Qxb2 33.Qxb6 1-0
