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

EGTB: win in 4 half-moves

# move score
1 Kgg6 win in 3 half-moves
2 Kgh4 win in 3 half-moves
3 Khg6 win in 3 half-moves
4 Rg6 win in 3 half-moves
5 Kgg4 win in 9 half-moves
6 Khg4 win in 9 half-moves
7 Khh4 win in 9 half-moves
8 Khh6 draw
9 Re7 draw
10 Rg8 draw
11 Rh7 draw
12 Kf4 loss in 2 half-moves
13 Kf5 loss in 2 half-moves
14 Kf6 loss in 2 half-moves
15 Kgh6 loss in 2 half-moves
16 Ra7 loss in 2 half-moves
17 Rb7 loss in 2 half-moves
18 Rc7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves