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

EGTB: win in 4 half-moves

# move score
1 Rg7 win in 3 half-moves
2 Kd2 draw
3 Kd3 draw
4 Kd4 draw
5 Ke2 draw
6 Ke4 draw
7 Kf2 draw
8 Kf3 draw
9 Kf4 draw
10 Rb7 draw
11 Rc7 draw
12 Rd7 draw
13 Re7 draw
14 Rf2 draw
15 Rf3 draw
16 Rf4 draw
17 Rf5 draw
18 Rf6 draw
19 Rf8 draw
20 Rh7 draw
21 Ra7 loss in 2 half-moves
22 Rf1 loss in 2 half-moves