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

EGTB: win in 2 half-moves

# move score
1 Rb3 win in 1 half-moves
2 Kb4 loss in 2 half-moves
3 Kb6 loss in 2 half-moves
4 Kcc4 loss in 2 half-moves
5 Kcc6 loss in 2 half-moves
6 Kcd4 loss in 2 half-moves
7 Kcd6 loss in 2 half-moves
8 Kdc4 loss in 2 half-moves
9 Kdc6 loss in 2 half-moves
10 Kdd4 loss in 2 half-moves
11 Kdd6 loss in 2 half-moves
12 Ke4 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Ke6 loss in 2 half-moves
15 Ra5 loss in 2 half-moves
16 Rb1 loss in 2 half-moves
17 Rb2 loss in 2 half-moves
18 Rb4 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