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 Kd7 draw
5 Rc7 draw
6 Rd7 draw
7 Re7 draw
8 Rf1 draw
9 Rf3 draw
10 Rf8 draw
11 Ke7 loss in 2 half-moves
12 Ke8 loss in 2 half-moves
13 Ra7 loss in 2 half-moves
14 Rb7 loss in 2 half-moves
15 Rf2 loss in 2 half-moves
16 Rf4 loss in 2 half-moves
17 Rf5 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rh7 loss in 2 half-moves