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

EGTB: win in 4 half-moves

# move score
1 Kc7 win in 3 half-moves
2 Rc7 win in 3 half-moves
3 Kf6 win in 7 half-moves
4 Kc5 draw
5 Ke6 draw
6 Ked5 draw
7 Ked6 draw
8 Kf5 draw
9 Ra8 draw
10 Re8 draw
11 Kb5 loss in 2 half-moves
12 Kb6 loss in 2 half-moves
13 Kb7 loss in 2 half-moves
14 Kcd5 loss in 2 half-moves
15 Kcd6 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Kd7 loss in 2 half-moves
18 Ke4 loss in 2 half-moves
19 Kf4 loss in 2 half-moves
20 Rb8 loss in 2 half-moves
21 Rd8 loss in 2 half-moves
22 Rf8 loss in 2 half-moves
23 Rg8 loss in 2 half-moves
24 Rh8 loss in 2 half-moves