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 Rg5 win in 1 half-moves
3 Rg2 draw
4 Rg3 draw
5 Rh7 loss in 8 half-moves
6 Ke6 loss in 2 half-moves
7 Ke7 loss in 2 half-moves
8 Ke8 loss in 2 half-moves
9 Kf6 loss in 2 half-moves
10 Kf8 loss in 2 half-moves
11 Kg6 loss in 2 half-moves
12 Kg8 loss in 2 half-moves
13 Rg1 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rg8 loss in 2 half-moves