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

EGTB: win in 6 half-moves

# move score
1 Kb7 win in 5 half-moves
2 Kf6 win in 5 half-moves
3 Kf7 win in 5 half-moves
4 Kb8 win in 7 half-moves
5 Rb6 win in 7 half-moves
6 Rc6 win in 7 half-moves
7 Kc7 draw
8 Kcd7 draw
9 Kd6 draw
10 Kd8 draw
11 Ra4 draw
12 Ra8 draw
13 Rd6 draw
14 Kd5 loss in 2 half-moves
15 Ke5 loss in 2 half-moves
16 Ke7 loss in 2 half-moves
17 Ked7 loss in 2 half-moves
18 Kf5 loss in 2 half-moves
19 Ra1 loss in 2 half-moves
20 Ra2 loss in 2 half-moves
21 Ra3 loss in 2 half-moves
22 Ra5 loss in 2 half-moves
23 Ra7 loss in 2 half-moves