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 Kc6 draw
3 Kd6 draw
4 Ke4 draw
5 Ke5 draw
6 Ke6 draw
7 Rc1 draw
8 Rd1 draw
9 Re1 draw
10 Rf1 draw
11 Rg5 draw
12 Rg6 draw
13 Rh1 draw
14 Kc4 loss in 2 half-moves
15 Kc5 loss in 2 half-moves
16 Kd4 loss in 2 half-moves
17 Ra1 loss in 2 half-moves
18 Rb1 loss in 2 half-moves
19 Rg2 loss in 2 half-moves
20 Rg3 loss in 2 half-moves
21 Rg4 loss in 2 half-moves
22 Rg8 loss in 2 half-moves