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 Khg6 win in 3 half-moves
3 Rg6 win in 3 half-moves
4 Kgg4 draw
5 Khg4 draw
6 Khh4 draw
7 Khh6 draw
8 Rc7 draw
9 Rg8 draw
10 Rh7 draw
11 Kf4 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kgh4 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 Rd7 loss in 2 half-moves
19 Re7 loss in 2 half-moves
20 Rf7 loss in 2 half-moves