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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Ka7 win in 3 half-moves
3 Ka8 win in 3 half-moves
4 Kbc6 win in 3 half-moves
5 Kbc7 win in 3 half-moves
6 Kc8 win in 3 half-moves
7 Ra8 win in 3 half-moves
8 Rc8 win in 3 half-moves
9 Re8 win in 3 half-moves
10 Kc5 win in 7 half-moves
11 Kd5 win in 7 half-moves
12 Kd7 win in 7 half-moves
13 Kdc6 win in 7 half-moves
14 Kdc7 win in 7 half-moves
15 Ke7 win in 7 half-moves
16 Rd8 win in 7 half-moves
17 Rf8 win in 7 half-moves
18 Ke6 win in 9 half-moves
19 Kb6 draw
20 Ke5 draw
21 Rg8 loss in 2 half-moves
22 Rh8 loss in 2 half-moves