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

EGTB: win in 4 half-moves

# move score
1 Kg6 win in 3 half-moves
2 Kh6 win in 3 half-moves
3 Kd5 win in 9 half-moves
4 Kd6 win in 9 half-moves
5 Kd7 win in 9 half-moves
6 Kg4 win in 9 half-moves
7 Kg5 win in 9 half-moves
8 Rh6 win in 11 half-moves
9 Kc7 win in 13 half-moves
10 Rh8 win in 13 half-moves
11 Kc5 win in 15 half-moves
12 Kb5 draw
13 Kb6 draw
14 Kb7 draw
15 Kh4 draw
16 Ra7 draw
17 Rc7 draw
18 Rb7 loss in 2 half-moves
19 Rd7 loss in 2 half-moves
20 Re7 loss in 2 half-moves
21 Rf7 loss in 2 half-moves
22 Rg7 loss in 2 half-moves