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

EGTB: win in 2 half-moves

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