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

EGTB: win in 2 half-moves

# move score
1 Kb5 win in 1 half-moves
2 Kb7 draw
3 Kg2 draw
4 Kh2 draw
5 Ra1 draw
6 Ra2 draw
7 Ra3 draw
8 Ra4 draw
9 Ra5 draw
10 Rb6 draw
11 Kc5 loss in 2 half-moves
12 Kc7 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Kd7 loss in 2 half-moves
16 Kg3 loss in 2 half-moves
17 Kg4 loss in 2 half-moves
18 Kh4 loss in 2 half-moves
19 Ra7 loss in 2 half-moves
20 Ra8 loss in 2 half-moves
21 Kb6 loss in 1 half-moves