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 Kg3 draw
4 Kh1 draw
5 Kh3 draw
6 Ra2 draw
7 Rb2 draw
8 Rf2 draw
9 Rg3 draw
10 Rg5 draw
11 Rg6 draw
12 Rc2 loss in 2 half-moves
13 Rd2 loss in 2 half-moves
14 Re2 loss in 2 half-moves
15 Rg1 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rg8 loss in 2 half-moves