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

EGTB: win in 12 half-moves

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