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

EGTB: win in 4 half-moves

# move score
1 Kb2 win in 3 half-moves
2 Kb4 win in 3 half-moves
3 Kc2 win in 3 half-moves
4 Kc4 win in 3 half-moves
5 Kd2 win in 3 half-moves
6 Kd4 win in 3 half-moves
7 Rb2 win in 3 half-moves
8 Rb4 win in 3 half-moves
9 Ka5 win in 7 half-moves
10 Ka6 win in 7 half-moves
11 Ka7 win in 7 half-moves
12 Kb7 win in 7 half-moves
13 Kc5 win in 7 half-moves
14 Kc6 win in 7 half-moves
15 Kc7 win in 7 half-moves
16 Kd3 win in 7 half-moves
17 Kb5 win in 9 half-moves
18 Ra3 win in 11 half-moves
19 Rb1 win in 11 half-moves
20 Rb5 draw