The Lasker Trap is a

chess opening The opening is the initial stage of a chess game. It usually consists of established Chess_theory#Opening_theory, theory. The other phases are the chess middlegame, middlegame and the chess endgame, endgame. Many opening sequences, known as ''op ...

trap in the

Albin Countergambit The Albin Countergambit is a chess opening that begins with the moves: :1. d4 d5 :2. c4 e5 and the usual continuation is: :3. dxe5 d4 The opening is a gambit and an uncommon response to the Queen's Gambit. In exchange for the sacrificed ...

. It is named after

Emanuel Lasker Emanuel Lasker (; December 24, 1868 – January 11, 1941) was a German chess player, mathematician, and philosopher. He was the second World Chess Champion, holding the title for 27 years, from 1894 to 1921, the longest reign of any officially ...

, although it was first noted by Serafino Dubois. It is unusual in that it features an

underpromotion In chess, promotion is the replacement of a pawn with a new piece when the pawn is moved to its . The player replaces the pawn immediately with a queen, rook, bishop, or knight of the same . The new piece does not have to be a previously captu ...

as early as the seventh move.

Analysis

1. d4 d5 2. c4 :The

Queen's Gambit The Queen's Gambit is the chess opening that starts with the moves: :1. d4 d5 :2. c4 It is one of the oldest openings and is still commonly played today. It is traditionally described as a '' gambit'' because White appears to sacrifice the ...

. 2... e5 3. dxe5 d4 :The Albin Countergambit. The black pawn on d4 is stronger than it appears. 4. e3 :Careless. Usual and better is 4.Nf3. 4... Bb4+ 5. Bd2 dxe3 (see diagram) :Now White's best option is to accept

doubled pawns In chess, doubled pawns are two pawns of the same color residing on the same file. Pawns can become doubled only when one pawn captures onto a file on which another friendly pawn resides. In the diagram, the white pawns on the b-file and e-file ...

with 6.fxe3, which the ''

Encyclopaedia of Chess Openings The ''Encyclopaedia of Chess Openings'' (''ECO'') is a reference work describing the state of Chess theory#Opening theory, opening theory in chess, originally published in five volumes from 1974 to 1979 by the Socialist Federal Republic of Yugos ...

'' gives as the best move. Black gets a slight advantage, but White has avoided the worst and can defend. 6. Bxb4 : Blundering into the Lasker Trap. 6... exf2+ :Now 7.Kxf2 would lose the queen to 7...Qxd1, so White must play 7.Ke2. 7. Ke2 fxg1=N+! (diagram) :Promotion to a knight is the key to the trap. (If instead 7...fxg1=Q, then 8.Qxd8+ Kxd8 9.Rxg1 is okay for White.) Now 8.Rxg1 Bg4+

skewers A skewer is a thin metal or wood stick used to hold pieces of food together. The word may sometimes be used as a metonym, to refer to the entire food item served on a skewer, as in "chicken skewers". Skewers are used while grilling or roasting ...

White's queen, so the king must move again. 8. Ke1 Qh4+ 9. Kd2 :The alternative, 9.g3, loses the h1-rook to the

fork In cutlery or kitchenware, a fork (from 'pitchfork') is a utensil, now usually made of metal, whose long handle terminates in a head that branches into several narrow and often slightly curved tines with which one can spear foods either to h ...

9...Qe4+. 9... Nc6 :White is hopelessly lost. After 10.Bc3, 10...Bg4 followed by 11...0-0-0+ is .

Alternate line

In an 1899 in Moscow that involved Blumenfeld, Boyarkow, and Falk playing as White against Lasker, the players played the Lasker Trap line up through Black's fifth move. White responded to 5...dxe3 with 6.Qa4+?, but Black wins after this move also. The game continued 6...Nc6 7.Bxb4 Qh4 8.Ne2 Qxf2+ 9.Kd1 Bg4 10.Nc3 0-0-0+ 11.Bd6 cxd6 12.e6 fxe6 13.Kc1 Nf6 14.b4 d5 15.b5 Ne5 16.cxd5 Nxd5 17.Qc2 Nb4 18.Nd1+ Nxc2 19.Nxf2 Rd2 (White

resigned Resignation is the formal act of relinquishing or vacating one's office or position. A resignation can occur when a person holding a position gained by election or appointment steps down, but leaving a position upon the expiration of a term, or ...

Notes

References

Bibliography * *{{cite book , last1=Hooper , first1=David , authorlink1=David Vincent Hooper , last2=Whyld , first2=Kenneth , authorlink2=Kenneth Whyld , title=

The Oxford Companion to Chess ''The Oxford Companion to Chess'' is a reference book on the game of chess written by David Vincent Hooper and Kenneth Whyld. The book is written in an encyclopedia format. The book belongs to the Oxford Companions series. Details The first ed ...

, publisher=

Oxford University Press Oxford University Press (OUP) is the publishing house of the University of Oxford. It is the largest university press in the world. Its first book was printed in Oxford in 1478, with the Press officially granted the legal right to print books ...

, year=1996 , edition=2nd , origyear=First pub. 1992 , isbn=0-19-280049-3 Chess traps 1899 in chess

Analysis

Alternate line

See also

Notes

References