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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kc7 win in 3 half-moves
3 Kc4 loss in 2 half-moves
4 Kcc6 loss in 2 half-moves
5 Kcd6 loss in 2 half-moves
6 Kd4 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Kd8 loss in 2 half-moves
9 Kdc6 loss in 2 half-moves
10 Kdd6 loss in 2 half-moves
11 Ke6 loss in 2 half-moves
12 Ke7 loss in 2 half-moves
13 Ke8 loss in 2 half-moves
14 Ra8 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Re8 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Rg8 loss in 2 half-moves
21 Rh8 loss in 2 half-moves
22 Kb4 loss in 1 half-moves
23 Kb5 loss in 1 half-moves
24 Kb6 loss in 1 half-moves