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 Kb7 win in 3 half-moves
3 Kc7 win in 3 half-moves
4 Kcc5 win in 3 half-moves
5 Rb4 win in 3 half-moves
6 Rb7 win in 3 half-moves
7 Ke4 win in 5 half-moves
8 Ke5 win in 5 half-moves
9 Ke6 win in 5 half-moves
10 Rb5 win in 5 half-moves
11 Kc4 win in 7 half-moves
12 Kd4 win in 7 half-moves
13 Kdc5 win in 7 half-moves
14 Kdd6 win in 7 half-moves
15 Rb3 win in 7 half-moves
16 Rb8 win in 7 half-moves
17 Kcd6 draw
18 Kd7 draw
19 Ra6 draw
20 Rb1 loss in 2 half-moves
21 Rb2 loss in 2 half-moves