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 Kb3 win in 3 half-moves
3 Kc1 win in 3 half-moves
4 Kc3 win in 3 half-moves
5 Kd3 win in 3 half-moves
6 Rb1 win in 3 half-moves
7 Rb3 win in 3 half-moves
8 Rb4 win in 3 half-moves
9 Kc4 win in 7 half-moves
10 Kc5 win in 7 half-moves
11 Ka4 win in 9 half-moves
12 Ka5 win in 9 half-moves
13 Kb4 win in 11 half-moves
14 Kd2 win in 13 half-moves
15 Ra2 win in 15 half-moves
16 Ka6 draw
17 Kd1 draw
18 Kb6 loss in 2 half-moves
19 Kc6 loss in 2 half-moves