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

EGTB: win in 4 half-moves

# move score
1 K3b3 win in 3 half-moves
2 K3b4 win in 3 half-moves
3 K3d4 win in 3 half-moves
4 K4b3 win in 3 half-moves
5 K4b4 win in 3 half-moves
6 Kb2 win in 3 half-moves
7 Kb5 win in 3 half-moves
8 Kd2 win in 3 half-moves
9 Ra5 win in 3 half-moves
10 Rb3 win in 3 half-moves
11 K3d3 win in 5 half-moves
12 K4d3 win in 5 half-moves
13 K4d4 win in 5 half-moves
14 Kc2 win in 5 half-moves
15 Kc5 win in 5 half-moves
16 Kd5 win in 5 half-moves
17 Ra4 win in 5 half-moves
18 Ra6 win in 9 half-moves
19 Ra7 win in 9 half-moves
20 Ra8 draw
21 Ra1 loss in 2 half-moves
22 Ra2 loss in 2 half-moves