[Event "Quebec op"]
[Site "Montreal CAN"]
[Date "1987.07.31"]
[Round "6"]
[White "David, Eric"]
[Black "Maurer, Serge"]
[Result "1-0"]
[WhiteElo "1978"]
[BlackElo "1706"]
[PlyCount "83"]

1.d4 Nf6 2.c4 e6 3.g3 d5 4.Bg2 Be7 5.Nf3 O-O 6.O-O c6 7.b3 Nbd7 8.Bb2 b6 9.Nbd2 Bb7 10.e3 Rc8 11.Qe2 Ba6 12.e4 Nxe4 13.Nxe4 dxe4 14.Qxe4 Nf6 15.Qe2 Nd7 16.a4 Bb4 17.Rfd1 Qc7 18.Qc2 h6 19.Ne1 Be7 20.Nd3 Rfd8 21.Re1 Bf8 22.a5 Bb7 23.Nf4 c5 24.d5 exd5 25.Nxd5 Bxd5 26.Bxd5 Nf6 27.Bxf6 gxf6 28.Re4 Bg7 29.Rg4 Rxd5 30.cxd5 Qd7 31.Rc4 Qxd5 32.Rd1 Qe6 33.b4 Bf8 34.axb6 axb6 35.b5 Qe8 36.Qf5 Bg7 37.Qd7 Qf8 38.Qd6 Qe8 39.Qxb6 Qe2 40.Rd8+ Rxd8 41.Qxd8+ Kh7 42.Qd5 1-0