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

EGTB: win in 4 half-moves

# move score
1 Rg1 win in 3 half-moves
2 Kg4 win in 9 half-moves
3 Kg1 win in 11 half-moves
4 Kg5 win in 11 half-moves
5 Kh4 win in 11 half-moves
6 Kf2 win in 17 half-moves
7 Kg2 win in 17 half-moves
8 Ke1 draw
9 Ke2 draw
10 Kg6 draw
11 Kh6 draw
12 Rh2 loss in 2 half-moves
13 Rh3 loss in 2 half-moves
14 Rh4 loss in 2 half-moves