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

EGTB: win in 4 half-moves

# move score
1 Kb3 win in 3 half-moves
2 Kc3 win in 3 half-moves
3 Kd3 win in 3 half-moves
4 Rb1 win in 3 half-moves
5 Rb3 win in 3 half-moves
6 Rb5 win in 3 half-moves
7 Ka5 win in 7 half-moves
8 Ka6 win in 7 half-moves
9 Ka7 win in 7 half-moves
10 Kc5 win in 7 half-moves
11 Kc6 win in 7 half-moves
12 Kc7 win in 7 half-moves
13 Kb7 win in 13 half-moves
14 Kb5 win in 15 half-moves
15 Kd2 win in 15 half-moves
16 Ra2 win in 19 half-moves
17 Rb4 win in 19 half-moves
18 Kb1 draw
19 Kc1 draw
20 Kd1 draw