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 Kc7 draw
3 Kc8 draw
4 Kd8 draw
5 Ke6 draw
6 Ke7 draw
7 Ke8 draw
8 Re7 draw
9 Rf5 draw
10 Rf6 draw
11 Rf8 draw
12 Rh7 draw
13 Kc6 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Rf1 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rf4 loss in 2 half-moves