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EGTB: win in 4 half-moves

# move score
1 Rb4 win in 3 half-moves
2 Bb6 draw
3 Bc5 draw
4 Be3 draw
5 Bf2 draw
6 Ra8 draw
7 Rb1 draw
8 Rc8 draw
9 Rd8 draw
10 Rb2 loss in 4 half-moves
11 Bd4 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 Rb3 loss in 2 half-moves
16 Rb5 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rb7 loss in 2 half-moves
19 Re8 loss in 2 half-moves
20 Rf8 loss in 2 half-moves
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves