C70: Ruy Lopez: 3...a6 4 Ba4, Norwegian and Delayed Schliemann
1.e4 e5 2.Nf3 Nc6 3.Bb5 a6 4.Ba4 b5 5.Bb3 d6 6.c3 Be7 7.d4 Nf6 8.Nbd2 0-0 9.h3 Bb7 10.0-0 h6 11.Re1 Re8 12.Nf1 Nh7 [12...Bf8 is the normal move]
13.Bd5 [13.Ng3 was played in the only game I have in this line, Soderborg-Bendjema, WchT U26, 1961]
13...Bf6 [13...Nf6= ]
14.Ng3 Na5 15.Bxb7 Nxb7 16.Nf5 Ng5 17.Nxg5 Bxg5 18.Qg4 Qf6 19.f4 Bxf4 20.Bxf4 exf4 21.Qxf4 Qg5 Black goes for the endgame, hoping to outplay his lower rated opponent
22.Qxg5 hxg5 23.Re2 g6 24.Ng3 Re7 25.Rae1 Rae8 26.Kf2 c5 27.Kf3 f6 28.Kf2 Nd8 29.d5? after this move Black's Knight has a great destination on e5 and White's Knight looks lost [>=29.e5! fxe5 30.Ne4! Rf8+ 31.Kg3 cxd4 32.cxd4+/= ]
29...Nf7=/+ 30.Kg1 Ne5 31.Rf1 Kg7 32.Ref2 Rf7 33.b3 c4 34.bxc4 Nxc4 35.Rb1 Nb6 36.Rb4 Rc7 37.Rc2 Rec8 38.Ne2 Na4 [38...f5! 39.Rd2-/+ ]
39.Rb3? [>=39.Kf1-/+ is probably best 39...Nxc3 40.Rxc3 Rxc3 41.Nxc3 Rxc3 42.a4 and White should hope for the best]
39...Rc4-+ 40.Nd4?? loses instantly [>=40.Ng3-+ ]
40...Rxd4! 41.Re2 Rxc3 42.Rb1 Nc5 43.Rbe1 Rcc4 44.e5 fxe5 45.Rf1 Rxd5 46.g3 Ne4 47.Kg2 Rd2 0-1