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

EGTB: win in 4 half-moves

# move score
1 K6a7 win in 3 half-moves
2 K8a7 win in 3 half-moves
3 Ka6 win in 3 half-moves
4 Ka8 win in 3 half-moves
5 Kc6 win in 3 half-moves
6 Kc8 win in 3 half-moves
7 Ra7 win in 7 half-moves
8 K6c7 draw
9 K8c7 draw
10 Ka5 draw
11 Rh7 draw
12 Kb5 loss in 2 half-moves
13 Kc5 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rf7 loss in 2 half-moves
18 Rg7 loss in 2 half-moves