8
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2
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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 52 half-moves

# move score
1 Ra8 win in 51 half-moves
2 Rb8 win in 51 half-moves
3 Rc8 win in 51 half-moves
4 Rd8 win in 51 half-moves
5 Re8 win in 53 half-moves
6 Khh7 loss in 4 half-moves
7 Kf6 loss in 2 half-moves
8 Kf7 loss in 2 half-moves
9 Kf8 loss in 2 half-moves
10 Kg6 loss in 2 half-moves
11 Kgh7 loss in 2 half-moves
12 Kh6 loss in 2 half-moves
13 Rf8 loss in 2 half-moves