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

EGTB: win in 4 half-moves

# move score
1 Rh5 win in 3 half-moves
2 Rf8 draw
3 Rh7 loss in 4 half-moves
4 Ra8 loss in 2 half-moves
5 Rb8 loss in 2 half-moves
6 Rc8 loss in 2 half-moves
7 Rd8 loss in 2 half-moves
8 Re8 loss in 2 half-moves
9 Rg8 loss in 2 half-moves
10 Rh1 loss in 2 half-moves
11 Rh2 loss in 2 half-moves
12 Rh3 loss in 2 half-moves
13 Rh4 loss in 2 half-moves
14 Rh6 loss in 2 half-moves
15 f8=B loss in 1 half-moves
16 f8=K loss in 1 half-moves
17 f8=N loss in 1 half-moves
18 f8=Q loss in 1 half-moves
19 f8=R loss in 1 half-moves