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EGTB: win in 4 half-moves

# move score
1 Nb5 win in 3 half-moves
2 Ra7 draw
3 Rb7 draw
4 Rc7 draw
5 Re7 draw
6 Rf5 draw
7 Rf6 draw
8 Rf8 draw
9 Rh7 draw
10 Ba8 loss in 2 half-moves
11 Bb7 loss in 2 half-moves
12 Bc6 loss in 2 half-moves
13 Bd1 loss in 2 half-moves
14 Bd5 loss in 2 half-moves
15 Be2 loss in 2 half-moves
16 Be4 loss in 2 half-moves
17 Bg2 loss in 2 half-moves
18 Bg4 loss in 2 half-moves
19 Bh1 loss in 2 half-moves
20 Bh5 loss in 2 half-moves
21 Nb1 loss in 2 half-moves
22 Nc2 loss in 2 half-moves
23 Nc4 loss in 2 half-moves
24 Rd7 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rg7 loss in 2 half-moves