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

EGTB: win in 4 half-moves

# move score
1 Re8 win in 3 half-moves
2 Rh4 draw
3 Rd8 loss in 8 half-moves
4 Kc5 loss in 2 half-moves
5 Kc6 loss in 2 half-moves
6 Kc7 loss in 2 half-moves
7 Kd5 loss in 2 half-moves
8 Kd7 loss in 2 half-moves
9 Ke5 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Ke7 loss in 2 half-moves
12 Rb8 loss in 2 half-moves
13 Rc8 loss in 2 half-moves
14 Rf8 loss in 2 half-moves
15 Rg8 loss in 2 half-moves
16 Rh1 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 Rh5 loss in 2 half-moves
19 Rh6 loss in 2 half-moves
20 Rh7 loss in 2 half-moves
21 Ra8 loss in 1 half-moves
22 Rh2 loss in 1 half-moves