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

EGTB: win in 4 half-moves

# move score
1 Kg7 win in 3 half-moves
2 Kh7 loss in 8 half-moves
3 Kf7 loss in 6 half-moves
4 Kh8 loss in 4 half-moves
5 Rd8 loss in 4 half-moves
6 Ra8 loss in 2 half-moves
7 Rb8 loss in 2 half-moves
8 Rc8 loss in 2 half-moves
9 Re8 loss in 2 half-moves
10 Rf1 loss in 2 half-moves
11 Rf2 loss in 2 half-moves
12 Rf3 loss in 2 half-moves
13 Rf5 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rf7 loss in 2 half-moves
16 Rf4 loss in 1 half-moves