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EGTB: win in 4 half-moves

# move score
1 Bb2 win in 3 half-moves
2 Bc3 draw
3 Be5 draw
4 Bf6 draw
5 Bg7 draw
6 Bh8 draw
7 Rf6 draw
8 Rf7 draw
9 Rf8 draw
10 Rg5 draw
11 Rh5 draw
12 Bd4 loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Rb5 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rd5 loss in 2 half-moves
17 Re5 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves
20 Rf3 loss in 2 half-moves
21 Rf4 loss in 2 half-moves