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 Ra3 win in 5 half-moves
8 Kd1 win in 9 half-moves
9 Rb1 win in 9 half-moves
10 Ka3 win in 17 half-moves
11 Ka4 win in 17 half-moves
12 Ka5 win in 19 half-moves
13 Kb5 win in 23 half-moves
14 Kc3 draw
15 Kc4 draw
16 Kc5 draw
17 Ra4 draw
18 Ra8 draw
19 Ra5 loss in 2 half-moves
20 Ra6 loss in 2 half-moves
21 Ra7 loss in 2 half-moves