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 Kcb3 win in 3 half-moves
3 Kcc3 win in 3 half-moves
4 Kd3 win in 3 half-moves
5 Rb3 win in 3 half-moves
6 Rb5 win in 3 half-moves
7 Ka1 win in 7 half-moves
8 Ka2 win in 7 half-moves
9 Ka3 win in 7 half-moves
10 Kb1 win in 7 half-moves
11 Kbc3 win in 7 half-moves
12 Kc1 win in 7 half-moves
13 Kc2 win in 7 half-moves
14 Kd4 win in 7 half-moves
15 Ra4 win in 7 half-moves
16 Kbb3 draw
17 Kc5 loss in 2 half-moves
18 Kd5 loss in 2 half-moves
19 Rb6 loss in 2 half-moves
20 Rb7 loss in 2 half-moves
21 Rb8 loss in 2 half-moves