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

EGTB: win in 2 half-moves

# move score
1 Rb8 win in 1 half-moves
2 Kg8 win in 9 half-moves
3 Kf5 loss in 2 half-moves
4 Kf6 loss in 2 half-moves
5 Kf7 loss in 2 half-moves
6 Kg5 loss in 2 half-moves
7 Kgg7 loss in 2 half-moves
8 Kgh6 loss in 2 half-moves
9 Kh5 loss in 2 half-moves
10 Khg7 loss in 2 half-moves
11 Khh6 loss in 2 half-moves
12 Ra8 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rd8 loss in 2 half-moves
15 Re8 loss in 2 half-moves
16 Rf8 loss in 2 half-moves
17 Rg8 loss in 2 half-moves