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

EGTB: win in 4 half-moves

# move score
1 Kb7 win in 3 half-moves
2 Kb8 win in 3 half-moves
3 Kf8 win in 3 half-moves
4 Rf7 win in 3 half-moves
5 Kc7 win in 5 half-moves
6 Ke7 win in 5 half-moves
7 Kf7 win in 5 half-moves
8 Kcd7 draw
9 Kcd8 draw
10 Ked7 draw
11 Ked8 draw
12 Ra5 draw
13 Ra8 draw
14 Rb7 draw
15 Rd7 draw
16 Rg7 draw
17 Rh7 draw
18 Ra1 loss in 2 half-moves
19 Ra2 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Ra6 loss in 2 half-moves
23 Rc7 loss in 2 half-moves
24 Re7 loss in 2 half-moves