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

EGTB: win in 4 half-moves

# move score
1 Ka2 win in 3 half-moves
2 Ka4 win in 3 half-moves
3 Kb2 win in 3 half-moves
4 Kbb4 win in 3 half-moves
5 Kbc4 win in 3 half-moves
6 Kc2 win in 3 half-moves
7 Ra2 win in 3 half-moves
8 Ra4 win in 3 half-moves
9 Ra6 win in 3 half-moves
10 Kb5 win in 7 half-moves
11 Kb6 win in 7 half-moves
12 Kcb4 win in 7 half-moves
13 Kcc4 win in 7 half-moves
14 Kd4 win in 7 half-moves
15 Kd5 win in 7 half-moves
16 Ra1 win in 7 half-moves
17 Ra5 win in 7 half-moves
18 Kc3 draw
19 Kc6 loss in 2 half-moves
20 Kd6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves
22 Ra8 loss in 2 half-moves