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 Kb4 draw
3 Kb6 draw
4 Kc4 draw
5 Kc6 draw
6 Kd4 draw
7 Kd6 draw
8 Ra1 draw
9 Ra2 draw
10 Ra3 draw
11 Ra4 draw
12 Ra6 draw
13 Ra7 draw
14 Kb5 loss in 1 half-moves
15 Kd5 loss in 1 half-moves
16 Kf7 loss in 1 half-moves
17 Kf8 loss in 1 half-moves
18 Kg7 loss in 1 half-moves
19 Kh7 loss in 1 half-moves
20 Kh8 loss in 1 half-moves
21 Rb5 loss in 1 half-moves