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

EGTB: win in 4 half-moves

# move score
1 Kf3 win in 3 half-moves
2 Kg3 win in 3 half-moves
3 Rg3 win in 3 half-moves
4 Rg5 win in 3 half-moves
5 Rg1 win in 9 half-moves
6 Rg2 win in 9 half-moves
7 Ke3 draw
8 Ke4 draw
9 Rg8 draw
10 Rh4 draw
11 Ke5 loss in 2 half-moves
12 Kf5 loss in 2 half-moves
13 Kg5 loss in 2 half-moves
14 Rg6 loss in 2 half-moves
15 Rg7 loss in 1 half-moves