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

EGTB: win in 2 half-moves

# move score
1 Ra7 win in 1 half-moves
2 Kb6 draw
3 Kb8 draw
4 Kc1 draw
5 Kc2 draw
6 Kc6 draw
7 Kc8 draw
8 Kd6 draw
9 Kd7 draw
10 Kd8 draw
11 Ke1 draw
12 Rb1 draw
13 Rb2 draw
14 Rb3 draw
15 Rb8 draw
16 Kd2 loss in 2 half-moves
17 Ke2 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves