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

EGTB: win in 4 half-moves

# move score
1 Kb1 win in 3 half-moves
2 Kb2 win in 3 half-moves
3 Kb3 win in 3 half-moves
4 Kc2 win in 3 half-moves
5 Kd2 win in 3 half-moves
6 Ra2 win in 5 half-moves
7 Ka3 win in 9 half-moves
8 Ka4 win in 9 half-moves
9 Kc3 win in 9 half-moves
10 Kd1 win in 9 half-moves
11 Rb1 win in 9 half-moves
12 Kb5 win in 11 half-moves
13 Kc4 win in 11 half-moves
14 Ra4 win in 11 half-moves
15 Ka5 win in 17 half-moves
16 Kc5 win in 23 half-moves
17 Ra7 draw
18 Ra3 loss in 2 half-moves
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra8 loss in 2 half-moves