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

EGTB: win in 2 half-moves

# move score
1 Rf7 win in 1 half-moves
2 Kb7 loss in 10 half-moves
3 Kc7 loss in 10 half-moves
4 Kd7 loss in 10 half-moves
5 Kd8 loss in 10 half-moves
6 Rg7 loss in 8 half-moves
7 Rh8 loss in 8 half-moves
8 Kb8 loss in 6 half-moves
9 Rh2 loss in 4 half-moves
10 Rh5 loss in 4 half-moves
11 Rh6 loss in 4 half-moves
12 Ra7 loss in 2 half-moves
13 Rb7 loss in 2 half-moves
14 Rc7 loss in 2 half-moves
15 Rd7 loss in 2 half-moves
16 Re7 loss in 2 half-moves
17 Rh3 loss in 2 half-moves
18 Rh4 loss in 2 half-moves
19 Rh1 loss in 1 half-moves