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 Kd8 draw
4 Kf7 draw
5 Kf8 draw
6 Ra7 draw
7 Rb7 draw
8 Rc7 draw
9 Re1 draw
10 Re2 draw
11 Re3 draw
12 Re4 draw
13 Re5 draw
14 Rd7 loss in 2 half-moves
15 Re6 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rh7 loss in 2 half-moves