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Blackburne Shilling Gambit

 
Wikipedia: Blackburne Shilling Gambit
 
This article uses algebraic notation to describe chess moves.
Blackburne Shilling Gambit
Image:chess zhor 26.png
Image:chess zver 26.png a8 rd b8 c8 bd d8 qd e8 kd f8 bd g8 nd h8 rd Image:chess zver 26.png
a7 pd b7 pd c7 pd d7 pd e7 f7 pd g7 pd h7 pd
a6 b6 c6 d6 e6 f6 g6 h6
a5 b5 c5 d5 e5 pd f5 g5 h5
a4 b4 c4 bl d4 nd e4 pl f4 g4 h4
a3 b3 c3 d3 e3 f3 nl g3 h3
a2 pl b2 pl c2 pl d2 pl e2 f2 pl g2 pl h2 pl
a1 rl b1 nl c1 bl d1 ql e1 kl f1 g1 h1 rl
Image:chess zhor 26.png
Moves 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nd4
ECO C50
Origin Wilhelm Steinitz, The Modern Chess Instructor, Part II, 1895
Named after Legend on Blackburne (see text)
Parent Open Game
Synonym(s) Kostić Gambit
Chessgames.com opening explorer

The Blackburne Shilling Gambit is the name facetiously given to a dubious chess opening, derived from an offshoot of the Italian Game, that begins 1.e4 e5 2.Nf3 Nc6 3.Bc4 Nd4?! (see chess punctuation). It is also sometimes referred to as the Kostić Gambit after the Serbian grandmaster Borislav Kostić, who played it in the early 20th century.[1]

The first known mention of this line was by Steinitz, who noted it in 1895 in the Addenda to his Modern Chess Instructor, Part II.[2]The earliest game with the opening on chessgames.com is Dunlop-Hicks, New Zealand Championship 1911.[3] Another early game, mentioned by Bill Wall, is Muhlock-Kostić, Cologne 1912.[1][4]

Black's third move is, objectively speaking, a weak, time-wasting move. Steinitz recommended 4.0-0 or 4.Nxd4 in response.[2] International Master Jeremy Silman writes that White has an advantage after 4.0-0, 4.c3, or 4.Nc3. He recommends as best 4.Nxd4! exd4 5.c3, when 5...Bc5? loses a pawn to 6.Bxf7+! Kxf7 7.Qh5+.[5]

The only virtue of 3...Nd4 is that it sets a trap that has ensnared many players. After the natural 4.Nxe5!?, Black wins material with 4...Qg5! Now the obvious 5.Nxf7?? loses to 5...Qxg2 6.Rf1 Qxe4+ 7.Be2 Nf3#, a smothered mate. This trap is what gives the line its name; the great English master Joseph Henry Blackburne reputedly used it to win shillings from amateurs.[1] However, Wall has questioned this, stating that there are no recorded games of Blackburne with the opening.[1]

The opening is not a true gambit, since White cannot take the pawn on e5 without losing material. However, after 4.Nxe5 Qg5, White can maintain a playable game with 5.Bxf7+! Steinitz wrote that this move, "followed by castling, is now White's best chance and in some measure a promising one, considering that he has two Pawns and the attack for the piece".[2] After 5...Ke7 (5...Kd8? 6.Ng4! d5 7.Ne3 dxe4 8.d3 wins) 6.0-0! Qxe5 7.Bxg8 (7.Bc4 is also possible) Rxg8 8.c3 Nc6 (8...Ne6 9.d4! Qxe4? 10.d5 Nf4?? 11.Re1 pins Black's queen against his king and wins; Silman analyzes 9...Qf6 10.f4 when "[w]ith two pawns and an attack for the sacrificed piece, White’s compensation isn’t in doubt".)[5] 9.d4, White's two extra pawns, strong center, and lead in development, combined with Black's awkwardly placed king, give White strong compensation for the sacrificed knight. G. Chandler–NN, Stockbridge 1983, concluded that 9...Qa5? (9...Qf6 10.e5 Qf7 may be best) 10.d5 Ne5? 11.Qh5! Nf7? (11...d6 12.Bg5+ Kd7 13.Qxh7 also wins for White) 12.d6+! 1-0 (in light of 13.Qxa5.)

Graham Burgess writes that 3...Nd4 is also known as the "Oh my god!" trap, as for full effect, Black is supposed to make this exclamation, pretending to have accidentally blundered the e-pawn. Burgess condemns this behavior as unethical, and notes that the trap, if avoided, leaves White with a large advantage.[6]

See also

Notes and references

  1. ^ a b c d Bill Wall (2005), The Blackburne Shilling Gambit
  2. ^ a b c Wilhelm Steinitz, The Modern Chess Instructor, Edition Olms Zürich, 1990 (reprint), p. 63 of Part II. ISBN 3-283-00111-1.
  3. ^ Dunlop-Hicks, New Zealand Championship 1911.
  4. ^ Muhlock-Kostić, Köln 1912
  5. ^ a b Jeremy Silman (2004), Two Wild Black Systems
  6. ^ Graham Burgess, The Mammoth Book of Chess, Carroll & Graf, 1997, pp. 122-23. ISBN 0-7867-0725-9.

External links


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