Hyacinthe Henri Boncourt

Kieseritzky - Boncourt
Paris, 1839
1.a3 e5 2.e4 Bc5 3.Bc4 Nf6 4.Nc3 c6 5.Nf3 d6 6.d3 0–0 7.Ne2 d5 8.exd5 cxd5 9.Ba2 Nc6 10.b4 Bd6 11.Bb2 Bg4 12.Qd2 e4 13.Nfd4 Re8 14.0–0 Be5 15.Nxc6 bxc6 16.Bxe5 Rxe5 17.d4 Rh5 18.Nf4 Rh6 19.c4 Qd6 20.h3 g5 21.hxg4? [The reason of all white problems, according to Firebird 1.2] 21...Nxg4! 22.f3 e3 23.Qe1 gxf4 24.fxg4 f3 25.g3 f2+ 26.Rxf2 exf2+ [even faster was 26...Qxg3+ 27.Rg2 Qh3] 27.Qxf2 Rh3 28.Kg2 Qh6 29.Qf5 Rh2+ 30.Kf3 Qd2 0–1