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 Ke3 loss in 2 half-moves
3 Ke4 loss in 2 half-moves
4 Ke5 loss in 2 half-moves
5 Kf3 loss in 2 half-moves
6 Kf5 loss in 2 half-moves
7 Kg3 loss in 2 half-moves
8 Ra8 loss in 2 half-moves
9 Rc8 loss in 2 half-moves
10 Rd8 loss in 2 half-moves
11 Re8 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rf6 loss in 2 half-moves
14 Rf7 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh8 loss in 2 half-moves
17 Kg4 loss in 1 half-moves
18 Kg5 loss in 1 half-moves