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 Kb6 loss in 2 half-moves
3 Kb8 loss in 2 half-moves
4 Kc5 loss in 2 half-moves
5 Kc8 loss in 2 half-moves
6 Kcc6 loss in 2 half-moves
7 Kcd7 loss in 2 half-moves
8 Kd5 loss in 2 half-moves
9 Kd8 loss in 2 half-moves
10 Kdc6 loss in 2 half-moves
11 Kdd7 loss in 2 half-moves
12 Ke5 loss in 2 half-moves
13 Ke6 loss in 2 half-moves
14 Ke7 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rb2 loss in 2 half-moves
17 Rb3 loss in 2 half-moves
18 Rb4 loss in 2 half-moves
19 Rb5 loss in 2 half-moves
20 Rb6 loss in 2 half-moves
21 Rb8 loss in 2 half-moves