Sunday, February 17, 2019

Blackmar-Diemer Gambit 4.Bc4

David Gedult sometimes took a break from the Blackmar-Diemer Gambit 1.d4 d5 2.e4 dxe4 3.Nc3 Nf6 4.f3 with the move 4.Bc4. An ICC blitz master with the handle Kregspiel played it 20 years ago. White tried 4.Bc4 below, but Black maintained an advantage. White drew his higher rated opponent in Romain Christophe Hayot vs Rotimi Dasaolu.

Christophe Hayot (1729) - Dasaolu (2038), Gibraltar Masters 2019 Caleta ENG, 30.01.2019 begins 1.d4 Nf6 2.Nc3 d5 3.e4 dxe4 4.Bc4 [4.f3 BDG] 4...Bg4 5.Nge2 [5.f3 exf3 6.Nxf3 e6=/+] 5...e6 [5...Nc6!=/+] 6.h3 [6.Bg5 Bb4 7.0-0 Bxc3 8.bxc3 Nbd7 9.Rb1=] 6...Bh5 [6...Bxe2!=/+] 7.g4 [7.Bg5!=] 7...Bg6 8.Bg5 Nbd7 9.Qd2 h6 10.Bh4 c6 11.Nf4 Bh7 12.Nh5 g5 13.Nxf6+ Nxf6 [13...Qxf6 14.Bg3 Nb6-/+] 14.Bg3 Bd6 15.Rg1 Qc7 16.0-0-0 Nd5 17.Rde1 e3
18.Rxe3 [18.Qe2 exf2 19.Qxf2 Bxg3 20.Nxd5 Bxf2 21.Nxc7+ Ke7 22.Nxa8 Bxg1 23.Rxg1 Rxa8-/+] 18...Nxe3 19.Qxe3 Bf4 20.Bxf4 Qxf4 [20...gxf4-/+] 21.Re1 [21.Qxf4 gxf4-/+] 21...0-0-0 22.Ne2 Qxe3+ 23.fxe3 Kd7 24.Rf1 [24.Kd2 Rdf8-/+] 24...Ke7 25.Ng3 Bg6 26.c3 Rhf8 27.e4 f6 28.Re1 Kd7 29.d5 [29.Kc2 Rh8-/+] 29...cxd5 30.exd5 e5 [30...exd5-+] 31.Bb5+ [31.Rf1 Kd6-+] 31...Kd6 1/2-1/2

London 2.Bf4 Playbook: How to begin. London 2.Bf4 Tactics: How to win quickly.
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