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