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

EGTB: win in 2 half-moves

# move score
1 Kb8 win in 1 half-moves
2 Kc6 win in 1 half-moves
3 Kd6 win in 1 half-moves
4 Rb8 draw
5 Kb6 loss in 2 half-moves
6 Kd7 loss in 2 half-moves
7 Ra7 loss in 2 half-moves
8 Rb1 loss in 2 half-moves
9 Rb2 loss in 2 half-moves
10 Rb3 loss in 2 half-moves
11 Rb4 loss in 2 half-moves
12 Rb5 loss in 2 half-moves
13 Rb6 loss in 2 half-moves
14 Kc8 loss in 1 half-moves
15 Kd8 loss in 1 half-moves