Section B1 – Min Win
1.Re7!
( 1.Kd6? Nb5+ 2.Kc5 Nc3 3.Re3 Nd1 4.Re1
( 4.Rd3 Nf2 )
4…Nf2 )
( 1.Ra4? Nb5 2.Kc6 Nc3 )
1…Kg8
( 1…g4 2.Ke6 Nc6 3.Rc7 )
( 1…f5 2.Ke6 Nc6 3.Rc7 )
2.Ke6 Nc6
( 2…Nb5 3.Kxf6 Kf8 4.Rb7 Nd6
( 4…Nc3 5.Rb8# )
5.Rb8+ Ne8+ 6.Ke6 )
3.Rc7 Nd8+! 4.Ke7
( 4.Kxf6? Kf8 5.Rd7
( 5.Rh7 Ke8 6.Rh8+ Kd7 )
5…Ke8 6.Re7+ Kf8 )
4…Kg7 5.Rd7
( Logical Try 1: 5.Kxd8+? Kg6 6.Rc4
( 6.Rc5 g4 7.Ke7 f5 8.Rc6+ Kg5 )
6…Kf5 7.Ke7 g4 Position T1.2, White Rook on c4 instead of g8 )
5…Kg6
( 5…Nc6+ 6.Kd6+ )
6.Rxd8 g4 7.Rg8+
( Logical Try 2: 7.Ke6? Kg5 8.Rd3
( 8.Rg8+ Kf4 Position T2.2, White King on e6 instead of f7 )
8…Kf4 9.Kxf6 g3 )
( 7.Rd5? f5 8.Ke6 g3 9.Rd1
( 9.Rd8 Kg5 10.Rg8+ Kf4 11.Kd5 Kf3 )
( 9.Ke5 Kg5 10.Rd4 g2 11.Rd7 Kg4 )
9…Kg5 10.Ke5 Kg4 )
7…Kf5
Position T1.1
8.Kf7
( 8.Rg7? Kf4 9.Kxf6 g3 10.Ke6 Kf3 )
8…Kf4
Position T2.1
9.Kg6
( 9.Kxf6? g3 10.Ke6 Kf3 )
9…Kf3
( 9…g3 10.Kh5 )
10.Kh5
( 10.Kf5? g3 )
10…g3
Position T3.1
11.Kh4 g2 12.Kh3 1-0