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 Kf1 draw
3 Kf2 draw
4 Kg2 draw
5 Kh1 draw
6 Kh2 draw
7 Ra8 draw
8 Re8 draw
9 Rf8 draw
10 Rg3 draw
11 Rg4 draw
12 Rg5 draw
13 Rg6 draw
14 Rh8 draw
15 Rb8 loss in 2 half-moves
16 Rc8 loss in 2 half-moves
17 Rd8 loss in 2 half-moves
18 Rg2 loss in 2 half-moves