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 Kd7 draw
3 Ke5 draw
4 Ke6 draw
5 Ke7 draw
6 Rc7 draw
7 Rd7 draw
8 Re7 draw
9 Rf4 draw
10 Rf6 draw
11 Rf8 draw
12 Rh7 draw
13 Rf1 loss in 4 half-moves
14 Kc5 loss in 2 half-moves
15 Kc6 loss in 2 half-moves
16 Kc7 loss in 2 half-moves
17 Kd5 loss in 2 half-moves
18 Ra7 loss in 2 half-moves
19 Rb7 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rf5 loss in 2 half-moves