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

EGTB: win in 4 half-moves

# move score
1 K4b4 win in 3 half-moves
2 K5b4 win in 3 half-moves
3 Kb6 win in 3 half-moves
4 K4d4 win in 7 half-moves
5 K5d4 win in 7 half-moves
6 K5d5 win in 7 half-moves
7 Kd6 win in 7 half-moves
8 Kc6 win in 9 half-moves
9 Ra5 win in 9 half-moves
10 Ra7 win in 13 half-moves
11 Ra8 win in 13 half-moves
12 K5b5 draw
13 Ra1 draw
14 Rb4 draw
15 K4b5 loss in 2 half-moves
16 K4d5 loss in 2 half-moves
17 Kb3 loss in 2 half-moves
18 Kc3 loss in 2 half-moves
19 Kd3 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra6 loss in 2 half-moves