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 Kc4 draw
4 Kcd6 draw
5 Kd4 draw
6 Kdc5 draw
7 Kdd6 draw
8 Ke4 draw
9 Ke5 draw
10 Ke6 draw
11 Ra5 draw
12 Ra8 draw
13 Kb5 loss in 2 half-moves
14 Kb7 loss in 2 half-moves
15 Kc7 loss in 2 half-moves
16 Kcc5 loss in 2 half-moves
17 Kd7 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 Ra4 loss in 2 half-moves
22 Ra7 loss in 2 half-moves