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

EGTB: win in 2 half-moves

# move score
1 Rg4 win in 1 half-moves
2 Kg1 draw
3 Kg2 draw
4 Kh2 draw
5 Rd6 draw
6 Re6 draw
7 Rg3 draw
8 Rg7 draw
9 Rg8 draw
10 Rh6 draw
11 Ra6 loss in 2 half-moves
12 Rb6 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rg2 loss in 2 half-moves
15 Rg5 loss in 2 half-moves
16 Rc6 loss in 1 half-moves
17 Rf6 loss in 1 half-moves