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EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Bg3 draw
3 Nf5 draw
4 Nf7 draw
5 Ng4 draw
6 Ng8 draw
7 Rc1 draw
8 Ba7 loss in 2 half-moves
9 Bb6 loss in 2 half-moves
10 Bc5 loss in 2 half-moves
11 Bd4 loss in 2 half-moves
12 Be1 loss in 2 half-moves
13 Be3 loss in 2 half-moves
14 Bg1 loss in 2 half-moves
15 Bh4 loss in 2 half-moves
16 Ra1 loss in 2 half-moves
17 Rb1 loss in 2 half-moves
18 Rd1 loss in 2 half-moves
19 Re1 loss in 2 half-moves
20 Rh1 loss in 2 half-moves