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 Kbc7 win in 3 half-moves
5 Kc5 win in 3 half-moves
6 Kc6 win in 3 half-moves
7 Ra8 win in 3 half-moves
8 Kb5 win in 5 half-moves
9 Kcc7 win in 9 half-moves
10 Kd7 win in 9 half-moves
11 Kcb7 win in 13 half-moves
12 Kbb7 draw
13 Kd8 draw
14 Rb7 loss in 2 half-moves