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

EGTB: win in 2 half-moves

# move score
1 Kb7 win in 1 half-moves
2 Kb8 win in 1 half-moves
3 Kf7 win in 1 half-moves
4 Kg7 win in 1 half-moves
5 Rh4 win in 1 half-moves
6 Kc7 loss in 2 half-moves
7 Kd7 loss in 2 half-moves
8 Kd8 loss in 2 half-moves
9 Kf8 loss in 2 half-moves
10 Kh7 loss in 2 half-moves
11 Rh1 loss in 2 half-moves
12 Rh2 loss in 2 half-moves
13 Rh3 loss in 2 half-moves
14 Rh5 loss in 2 half-moves
15 Rh6 loss in 2 half-moves
16 Rh7 loss in 2 half-moves