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EGTB: win in 4 half-moves

# move score
1 Rc7 win in 3 half-moves
2 Bb4 draw
3 Bc7 draw
4 Bd2 draw
5 Be1 draw
6 Ra6 draw
7 Ra8 draw
8 Rb7 draw
9 Bb6 loss in 2 half-moves
10 Bc3 loss in 2 half-moves
11 Bd8 loss in 2 half-moves
12 Rd7 loss in 2 half-moves
13 Re7 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg7 loss in 2 half-moves
16 Rh7 loss in 2 half-moves