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

EGTB: win in 4 half-moves

# move score
1 Kf7 win in 3 half-moves
2 Rf7 win in 3 half-moves
3 Rh8 loss in 4 half-moves
4 Ke5 loss in 2 half-moves
5 Ke6 loss in 2 half-moves
6 Ke7 loss in 2 half-moves
7 Kf5 loss in 2 half-moves
8 Kg5 loss in 2 half-moves
9 Kg6 loss in 2 half-moves
10 Kg7 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rc8 loss in 2 half-moves
13 Rd8 loss in 2 half-moves
14 Re8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rb8 loss in 1 half-moves