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

EGTB: win in 4 half-moves

# move score
1 Kab6 win in 3 half-moves
2 Kab7 win in 3 half-moves
3 Kb5 win in 3 half-moves
4 Rb7 win in 3 half-moves
5 Ka5 win in 7 half-moves
6 Kd7 win in 7 half-moves
7 Kcb7 draw
8 Kb8 loss in 2 half-moves
9 Kc6 loss in 2 half-moves
10 Kc8 loss in 2 half-moves
11 Kcb6 loss in 2 half-moves
12 Kd6 loss in 2 half-moves
13 Kd8 loss in 2 half-moves
14 Ra8 loss in 2 half-moves