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 4 half-moves

# move score
1 Rd7 win in 3 half-moves
2 Ra6 win in 5 half-moves
3 Kd6 win in 7 half-moves
4 Ra8 win in 7 half-moves
5 Ke6 win in 11 half-moves
6 Kd7 draw
7 Kd8 draw
8 Ke8 draw
9 Kf8 draw
10 Kg8 draw
11 Ra1 draw
12 Ra4 draw
13 Rb7 draw
14 Rc7 draw
15 Kf6 loss in 2 half-moves
16 Kf7 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Kh7 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra5 loss in 2 half-moves