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

EGTB: win in 4 half-moves

# move score
1 Kb5 win in 3 half-moves
2 Kc5 win in 3 half-moves
3 Rb7 win in 3 half-moves
4 Ka2 win in 7 half-moves
5 Ka3 win in 7 half-moves
6 Kb3 win in 7 half-moves
7 Kc1 win in 7 half-moves
8 Kc2 win in 7 half-moves
9 Kc3 win in 7 half-moves
10 Ra6 win in 7 half-moves
11 Kd6 win in 13 half-moves
12 Ka1 win in 17 half-moves
13 Kb1 win in 17 half-moves
14 Rb8 win in 17 half-moves
15 Kb7 draw
16 Kc7 draw
17 Kd7 draw
18 Rb5 draw
19 Kd5 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves