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1
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Click on the third or sixth rank to set the en passant target square.

EGTB: win in 4 half-moves

# move score
1 Ka7 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Rc7 win in 3 half-moves
4 Ka4 draw
5 Kaa6 draw
6 Kab5 draw
7 Kb4 draw
8 Kba6 draw
9 Kbb5 draw
10 Ra8 draw
11 Rb8 draw
12 Rc1 draw
13 Rc2 draw
14 Rc3 draw
15 Rh8 draw
16 Kc5 loss in 2 half-moves
17 Kc6 loss in 2 half-moves
18 Kc7 loss in 2 half-moves
19 Rc4 loss in 2 half-moves
20 Rc5 loss in 2 half-moves
21 Rc6 loss in 2 half-moves
22 Rd8 loss in 2 half-moves
23 Re8 loss in 2 half-moves
24 Rf8 loss in 2 half-moves
25 Rg8 loss in 2 half-moves