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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Rb6 win in 3 half-moves
3 Kc8 draw
4 Kcd6 draw
5 Kd8 draw
6 Kdc7 draw
7 Kdd6 draw
8 Ke6 draw
9 Ke7 draw
10 Ke8 draw
11 Ra4 draw
12 Ra7 draw
13 Kb5 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kcc7 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra5 loss in 2 half-moves
22 Ra8 loss in 2 half-moves