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

EGTB: win in 2 half-moves

# move score
1 Rb2 win in 1 half-moves
2 Kb7 win in 3 half-moves
3 Kc5 win in 3 half-moves
4 Kc8 win in 3 half-moves
5 Kcc7 win in 3 half-moves
6 Kd5 win in 3 half-moves
7 Kdc7 win in 3 half-moves
8 Kdd7 win in 3 half-moves
9 Rb1 win in 3 half-moves
10 Rb3 win in 3 half-moves
11 Rb4 win in 3 half-moves
12 Rb5 win in 3 half-moves
13 Rb8 win in 3 half-moves
14 Kb5 win in 5 half-moves
15 Kcd7 win in 5 half-moves
16 Kd6 win in 5 half-moves
17 Ra6 win in 5 half-moves
18 Ke7 loss in 2 half-moves
19 Ke8 loss in 2 half-moves
20 Rb7 loss in 2 half-moves