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EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Bb3 draw
3 Bc2 draw
4 Be2 draw
5 Bf3 draw
6 Bh5 draw
7 Nb2 draw
8 Nc3 draw
9 Rb8 draw
10 Rh8 draw
11 Bg4 loss in 2 half-moves
12 Nb6 loss in 2 half-moves
13 Nc5 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Ra6 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves