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

EGTB: win in 4 half-moves

# move score
1 Ka5 win in 3 half-moves
2 Ka6 win in 3 half-moves
3 Ka7 win in 3 half-moves
4 Kc5 win in 3 half-moves
5 Ra8 win in 3 half-moves
6 Kb5 win in 5 half-moves
7 Kc6 win in 5 half-moves
8 Kbb7 draw
9 Kbc7 draw
10 Kcb7 loss in 2 half-moves
11 Kcc7 loss in 2 half-moves
12 Kd7 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Rb7 loss in 2 half-moves