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

EGTB: win in 2 half-moves

# move score
1 Rg7 win in 1 half-moves
2 Rh3 draw
3 Ka6 loss in 2 half-moves
4 Ka8 loss in 2 half-moves
5 Kab7 loss in 2 half-moves
6 Kab8 loss in 2 half-moves
7 Kb6 loss in 2 half-moves
8 Kc7 loss in 2 half-moves
9 Kcb7 loss in 2 half-moves
10 Kcb8 loss in 2 half-moves
11 Kd7 loss in 2 half-moves
12 Kd8 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 Rf7 loss in 2 half-moves
18 Rh1 loss in 2 half-moves
19 Rh2 loss in 2 half-moves
20 Rh4 loss in 2 half-moves
21 Rh5 loss in 2 half-moves
22 Rh6 loss in 2 half-moves
23 Rh8 loss in 2 half-moves