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

EGTB: win in 16 half-moves

# move score
1 Kb6 win in 15 half-moves
2 Rc7 draw
3 Ka4 loss in 2 half-moves
4 Ka6 loss in 2 half-moves
5 Kb4 loss in 2 half-moves
6 Kb5 loss in 2 half-moves
7 Kf3 loss in 2 half-moves
8 Kf4 loss in 2 half-moves
9 Kf5 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kg5 loss in 2 half-moves
12 Kh3 loss in 2 half-moves
13 Kh4 loss in 2 half-moves
14 Kh5 loss in 2 half-moves
15 Ra7 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rd7 loss in 2 half-moves
18 Re7 loss in 2 half-moves
19 Rf7 loss in 2 half-moves
20 Rg5 loss in 2 half-moves
21 Rg6 loss in 2 half-moves
22 Rg8 loss in 2 half-moves
23 Rh7 loss in 2 half-moves