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

EGTB: win in 2 half-moves

# move score
1 Ra4 win in 1 half-moves
2 Ka5 draw
3 Ka7 draw
4 Kbb5 draw
5 Kbb7 draw
6 Kbc5 draw
7 Kbc7 draw
8 Kcc5 draw
9 Kcc7 draw
10 Ra1 draw
11 Ra2 draw
12 Ra7 draw
13 Ra8 draw
14 Kcb5 loss in 2 half-moves
15 Kcb7 loss in 2 half-moves
16 Kd5 loss in 2 half-moves
17 Kd6 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Ra3 loss in 1 half-moves
20 Ra5 loss in 1 half-moves