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 Rg8 win in 1 half-moves
3 Rh8 draw
4 Kd6 loss in 2 half-moves
5 Kd7 loss in 2 half-moves
6 Kd8 loss in 2 half-moves
7 Ke6 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 Kf6 loss in 1 half-moves
12 Kf7 loss in 1 half-moves
13 Kf8 loss in 1 half-moves
14 Rf8 loss in 1 half-moves