Défense sur la 7è

   [Event ""]  [Site "London"]  [Date "1834"]  [Round ""]  [White "McDonnell, Alexander"]  [Black "De Labourdonnais, Louis Charles Mahe"]  [Result "0-1"]  [ECO "C51"]  [SetUp "1"]  [FEN "3r2k1/p1q2p1p/6p1/1pb1n3/2pNP1P1/2P4R/P3BQP1/6K1 b - - 0 32"]  [PlyCount "23"]  [EventDate "1834"]  [EventType "match"]  [EventRounds "18"]  [EventCountry "ENG"]  [Source "ChessBase"]  [SourceDate "2001.11.25"]   32... Qe7 33. Kh1 b4 34. Qe3 bxc3 35. Qh6 f6 36. Ne6 Qxe6 37. Qxh7+ Kf8 38. Qc7  Be7 39. Rxc3 Qb6 40. Qxb6 axb6 41. a4 Bb4 42. Rc1 c3 43. Kh2 Rd2 {The Chess  Player's Chronicle 1843, p. 166} 0-1   

   [Event ""]  [Site "London"]  [Date "1834"]  [Round ""]  [White "McDonnell, Alexander"]  [Black "De Labourdonnais, Louis Charles Mahe"]  [Result "0-1"]  [ECO "B21"]  [SetUp "1"]  [FEN "r3b1k1/1pq3B1/2n1Q3/p2p4/2pP2p1/P1P2r2/1PB5/RN5K b - - 0 24"]  [PlyCount "3"]  [EventDate "1834.??.??"]  [EventType "match"]  [EventRounds "12"]  [EventCountry "ENG"]  [Source "ChessBase"]  [SourceDate "2001.11.25"]   24... Qf7 25. Qxf7+ Bxf7 {The Chess Player's Chronicle 1843, p. 362} 0-1