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EGTB: win in 4 half-moves

# move score
1 Rb1 win in 3 half-moves
2 Bd6 draw
3 Rb7 draw
4 Rb8 draw
5 Rg6 draw
6 Rh6 draw
7 Bb8 loss in 2 half-moves
8 Bc7 loss in 2 half-moves
9 Be5 loss in 2 half-moves
10 Bf4 loss in 2 half-moves
11 Bg3 loss in 2 half-moves
12 Ne2 loss in 2 half-moves
13 Nf3 loss in 2 half-moves
14 Nh3 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rc6 loss in 2 half-moves
21 Rd6 loss in 2 half-moves
22 Re6 loss in 2 half-moves
23 Rf6 loss in 2 half-moves