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

EGTB: win in 2 half-moves

# move score
1 Rb6 win in 1 half-moves
2 Rf6 win in 1 half-moves
3 Rh8 win in 1 half-moves
4 Kc4 loss in 2 half-moves
5 Kc5 loss in 2 half-moves
6 Kd4 loss in 2 half-moves
7 Ke4 loss in 2 half-moves
8 Ke5 loss in 2 half-moves
9 Ke6 loss in 2 half-moves
10 Ra6 loss in 2 half-moves
11 Re6 loss in 2 half-moves
12 Rg6 loss in 2 half-moves
13 Rh1 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 Rh7 loss in 2 half-moves
19 Kc6 loss in 1 half-moves
20 Kd6 loss in 1 half-moves
21 Rc6 loss in 1 half-moves
22 Rd6 loss in 1 half-moves