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

EGTB: win in 4 half-moves

# move score
1 Rd8 win in 3 half-moves
2 Re8 win in 3 half-moves
3 Rf8 win in 3 half-moves
4 Rh1 win in 5 half-moves
5 Kf1 loss in 6 half-moves
6 Kf2 loss in 6 half-moves
7 Ke2 loss in 4 half-moves
8 Rh6 loss in 4 half-moves
9 Kd1 loss in 2 half-moves
10 Kd2 loss in 2 half-moves
11 Ra8 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rh2 loss in 2 half-moves
15 Rh3 loss in 2 half-moves
16 Rh4 loss in 2 half-moves
17 Rh5 loss in 2 half-moves
18 Rg8 loss in 1 half-moves
19 Rh7 loss in 1 half-moves