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

EGTB: win in 4 half-moves

# move score
1 Kb6 win in 3 half-moves
2 Kb7 win in 3 half-moves
3 Kb8 win in 3 half-moves
4 Kc6 win in 3 half-moves
5 Kc8 win in 3 half-moves
6 Ke6 win in 3 half-moves
7 Ke8 win in 3 half-moves
8 Kf6 win in 3 half-moves
9 Kf7 win in 3 half-moves
10 Kf8 win in 3 half-moves
11 Rf8 win in 3 half-moves
12 Kcd7 win in 7 half-moves
13 Ked7 win in 7 half-moves
14 Rc8 win in 7 half-moves
15 Re8 win in 7 half-moves
16 Rg8 win in 11 half-moves
17 Rh8 win in 11 half-moves
18 Kcd6 draw
19 Ked6 draw
20 Rd1 draw
21 Rd5 draw
22 Rd6 draw
23 Rd7 draw
24 Ra8 loss in 2 half-moves
25 Rb8 loss in 2 half-moves
26 Rd2 loss in 2 half-moves
27 Rd3 loss in 2 half-moves
28 Rd4 loss in 2 half-moves