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EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Bd4 draw
3 Bf2 draw
4 Bg1 draw
5 R1a2 draw
6 R1a3 draw
7 R4a2 draw
8 R4a3 draw
9 Ra5 draw
10 Rb1 draw
11 Rb4 draw
12 Rc1 draw
13 Rc4 draw
14 Rg4 draw
15 Bb6 loss in 2 half-moves
16 Bb8 loss in 2 half-moves
17 Bc5 loss in 2 half-moves
18 Be3 loss in 2 half-moves
19 Ra6 loss in 2 half-moves
20 Rd1 loss in 2 half-moves
21 Rd4 loss in 2 half-moves
22 Re1 loss in 2 half-moves
23 Re4 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf4 loss in 2 half-moves
26 Rh1 loss in 2 half-moves
27 Rh4 loss in 2 half-moves