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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kd7 win in 3 half-moves
3 Kd8 win in 3 half-moves
4 Rc7 win in 3 half-moves
5 Ra8 win in 9 half-moves
6 Ka8 draw
7 Kb8 draw
8 Ke7 draw
9 Kf7 draw
10 Kf8 draw
11 Rc1 draw
12 Rc5 draw
13 Rc6 draw
14 Rd8 draw
15 Ka6 loss in 2 half-moves
16 Kb6 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves