1.Bd2! Qc7+
[1...Qb2 2.Bh6 Qb4 3.Kf7! (3.Ke8? Qh4 4.Bc1+ Kb4-+)
3...Qc4+ 4.Ne6=;
1...Qe5+ 2.Ne6 Qh2 3.Bc1+=;
1...Qh2 2.Bc1+ Ka2 3.Bg8+=]
2.Nd7 Qh2 3.Bc1+ Kb4 4.Bf5!!
[4.Bd3? Qh4+! 5.Kf7 Qh5+! 6.Bg6 Qf3+ 7.Ke7 Qe2+!
8.Kd8 Qg4! 9.Bd2+ Ka3 10.Bc1+ Ka2 11.Bf7+ Ka1!
(11...Kb1? 12.Ba3! Qf3 13.Bg6+=) 12.Ke8 Qe4+!
13.Kf8 Qb4+ 14.Kg8 Qg4+-+;
4.Be4? Qf2!! 5.Kd6 (5.Bg5 Qd4!-+) 5...Qe1 6.Nc5
Qg3+ 7.Kd5 Qg8+-+]
4...Qh4+ 5.Kd6!
[5.Ke6 Qc4+-+]
5...Qd4+ 6.Ke7 Kb5 7.Be6!= 1/2-1/2
