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

EGTB: win in 2 half-moves

# move score
1 Rb1 win in 1 half-moves
2 Kc4 win in 3 half-moves
3 Kd4 win in 3 half-moves
4 Kdc5 win in 3 half-moves
5 Kdd6 win in 3 half-moves
6 Ke4 win in 3 half-moves
7 Ke5 win in 3 half-moves
8 Ke6 win in 3 half-moves
9 Rb5 win in 3 half-moves
10 Rb7 win in 3 half-moves
11 Rb8 win in 3 half-moves
12 Kcd6 win in 7 half-moves
13 Ra6 win in 7 half-moves
14 Kb5 loss in 2 half-moves
15 Kb7 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kcc5 loss in 2 half-moves
18 Kd7 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Rb3 loss in 2 half-moves
21 Rb4 loss in 2 half-moves