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