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EGTB: win in 4 half-moves

# move score
1 Rc8 win in 3 half-moves
2 Nb6 draw
3 Nc3 draw
4 Nc5 draw
5 Ra7 draw
6 Nb2 loss in 6 half-moves
7 d8=N loss in 4 half-moves
8 Rd8 loss in 4 half-moves
9 d8=B loss in 2 half-moves
10 d8=K loss in 2 half-moves
11 d8=Q loss in 2 half-moves
12 d8=R loss in 2 half-moves
13 Ra5 loss in 2 half-moves
14 Ra6 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves
18 Rh8 loss in 2 half-moves
19 Rb8 loss in 1 half-moves