Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rg1 win in 1 half-moves
2 Kg7 draw
3 Kg8 draw
4 Kh7 draw
5 Rg7 draw
6 Rg8 draw
7 Rc6 loss in 4 half-moves
8 Rg5 loss in 4 half-moves
9 Rh6 loss in 4 half-moves
10 Ra6 loss in 2 half-moves
11 Rb6 loss in 2 half-moves
12 Rd6 loss in 2 half-moves
13 Re6 loss in 2 half-moves
14 Rf6 loss in 2 half-moves
15 Rg2 loss in 2 half-moves
16 Rg3 loss in 2 half-moves
17 Rg4 loss in 2 half-moves