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EGTB: win in 4 half-moves

# move score
1 Rb8 win in 3 half-moves
2 Ba3 draw
3 Ba7 draw
4 Bb4 draw
5 Bb6 draw
6 Be3 draw
7 Be7 draw
8 Bf2 draw
9 Bf8 draw
10 Bg1 draw
11 Bd4 loss in 2 half-moves
12 Bd6 loss in 2 half-moves
13 Nf6 loss in 2 half-moves
14 Nf8 loss in 2 half-moves
15 Ng5 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rc8 loss in 2 half-moves
18 Rd8 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