45
1.Re8
[1.Rb4!? Bd4=
; 1.Rf4!? Be5=
; 1.Nf2+!? Kd2
2.Re8 Nh7=
] A) 1...Bg7 2.Kh1!!
[2.Kh3!? Ng6
3.Nf2+ Kc4
4.Kg4 Bd4=
; 2.Kg3!? Ng6
3.Nf2+ Kc4=
; 2.Nf2+!? Kc4
3.Ng4 Kc5
4.Ne3 Ng6
5.Kg3 Bd4
6.Nf5 Ba1
7.Kf3 Ne5+=
] 2...Bh6 [2...Kd2
3.Ne3! Bh6
4.Nf5+- ] 3.Nf2+
3...Kc4 4.Ng4!
Bg7 5.Ne3+
Kd3 6.Nf5+-
or 3...Kc3 4.Ng4!
Bg7 5.Ne3!
Ng6 6.Rg8
Bd4 7.Nd1+
Kd2 8.Rxg6
Kxd1 9.Rd6
wins
B) 1...Ba3 2.Re3+ Kd2 3.Rxa3 Kxd1 4.Ra6! Kc2 (4...Nh7 5.Kg3! Ng5 6.Kf4+- ) 5.Rd6! Nh7 (5...Kc3 6.Kg3! Kc4 7.Kf4 Kc5 8.Ke5+- ) 6.Kg3! Ng5 7.Kf4+-
"The double attack to the black pieces gives raise to two defences of the black bishop, but both are not enough. At the end White wins thanks the active rook and the help of the king."
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