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 Kcd5 win in 3 half-moves
6 Kd7 win in 3 half-moves
7 Rb3 win in 3 half-moves
8 Rb5 win in 3 half-moves
9 Rb7 win in 3 half-moves
10 Kc3 win in 7 half-moves
11 Kc4 win in 7 half-moves
12 Kdc5 win in 7 half-moves
13 Kdd5 win in 7 half-moves
14 Ke4 win in 7 half-moves
15 Ke5 win in 7 half-moves
16 Rb4 win in 7 half-moves
17 Rb8 win in 7 half-moves
18 Kd6 draw
19 Ra6 draw
20 Kd3 loss in 2 half-moves
21 Ke3 loss in 2 half-moves
22 Rb1 loss in 2 half-moves
23 Rb2 loss in 2 half-moves