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 Ka7 draw
3 Ka8 draw
4 Kb8 draw
5 Kc7 draw
6 Kc8 draw
7 Rd7 draw
8 Re1 draw
9 Re5 draw
10 Re6 draw
11 Re8 draw
12 Rf7 draw
13 Rh7 draw
14 Ka6 loss in 2 half-moves
15 Kb6 loss in 2 half-moves
16 Kc6 loss in 2 half-moves
17 Rc7 loss in 2 half-moves
18 Re2 loss in 2 half-moves
19 Re3 loss in 2 half-moves
20 Re4 loss in 2 half-moves