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EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Nb2 draw
3 Nb6 draw
4 Nc3 draw
5 Nc5 draw
6 Rb8 draw
7 Re8 draw
8 Rh6 draw
9 Bd1 loss in 2 half-moves
10 Be2 loss in 2 half-moves
11 Be8 loss in 2 half-moves
12 Bf3 loss in 2 half-moves
13 Bf7 loss in 2 half-moves
14 Bg4 loss in 2 half-moves
15 Bg6 loss in 2 half-moves
16 Ra8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rf8 loss in 2 half-moves
19 Rg8 loss in 2 half-moves
20 Rh7 loss in 2 half-moves