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

EGTB: win in 2 half-moves

# move score
1 Kf7 win in 1 half-moves
2 Kh7 win in 1 half-moves
3 Re8 win in 1 half-moves
4 Kf5 loss in 2 half-moves
5 Kf6 loss in 2 half-moves
6 Kg5 loss in 2 half-moves
7 Kh5 loss in 2 half-moves
8 Kh6 loss in 2 half-moves
9 Rb8 loss in 2 half-moves
10 Rc8 loss in 2 half-moves
11 Rd8 loss in 2 half-moves
12 Rf8 loss in 2 half-moves
13 Rh8 loss in 2 half-moves
14 Kg7 loss in 1 half-moves
15 Ra8 loss in 1 half-moves
16 Rg7 loss in 1 half-moves