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

EGTB: win in 4 half-moves

# move score
1 Kb8 win in 3 half-moves
2 Kc6 win in 3 half-moves
3 Kc8 win in 3 half-moves
4 Kd6 win in 3 half-moves
5 Kd7 win in 3 half-moves
6 Kd8 win in 3 half-moves
7 Ra6 win in 3 half-moves
8 Rd6 win in 3 half-moves
9 Re2 win in 3 half-moves
10 Re5 win in 3 half-moves
11 Re7 win in 3 half-moves
12 Re8 win in 3 half-moves
13 Rf6 win in 5 half-moves
14 Rg6 win in 5 half-moves
15 Rh6 win in 5 half-moves
16 Kb6 loss in 4 half-moves
17 Kb7 loss in 4 half-moves
18 Rb6 loss in 2 half-moves
19 Rc6 loss in 2 half-moves
20 Re1 loss in 2 half-moves
21 Re3 loss in 2 half-moves
22 Re4 loss in 2 half-moves