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EGTB: win in 4 half-moves

# move score
1 Rf3 win in 3 half-moves
2 Rg6 draw
3 Rg8 draw
4 Ba7 loss in 2 half-moves
5 Bb6 loss in 2 half-moves
6 Bc1 loss in 2 half-moves
7 Bc5 loss in 2 half-moves
8 Bd2 loss in 2 half-moves
9 Bd4 loss in 2 half-moves
10 Bf2 loss in 2 half-moves
11 Bf4 loss in 2 half-moves
12 Bg1 loss in 2 half-moves
13 Bg5 loss in 2 half-moves
14 Bh6 loss in 2 half-moves
15 Nf2 loss in 2 half-moves
16 Rg1 loss in 2 half-moves
17 Rg2 loss in 2 half-moves
18 Rg4 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rh3 loss in 2 half-moves
21 Rg7 loss in 1 half-moves