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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Kc4 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kc6 win in 3 half-moves
5 Rb6 win in 3 half-moves
6 Ka4 win in 5 half-moves
7 Ka5 win in 5 half-moves
8 Kb4 win in 7 half-moves
9 Kb6 win in 7 half-moves
10 Ra8 win in 9 half-moves
11 Kb7 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd7 loss in 2 half-moves
14 Kd8 loss in 2 half-moves
15 Rb7 loss in 2 half-moves