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

EGTB: win in 4 half-moves

# move score
1 Kg1 win in 3 half-moves
2 Kg2 win in 3 half-moves
3 Kg4 win in 3 half-moves
4 Kg5 win in 3 half-moves
5 Kh1 win in 3 half-moves
6 Kh5 win in 3 half-moves
7 Rh5 win in 3 half-moves
8 K2g3 draw
9 K2h3 draw
10 K4g3 draw
11 K4h3 draw
12 Rc7 draw
13 Rd7 draw
14 Re7 draw
15 Rf7 draw
16 Rg7 draw
17 Rh6 draw
18 Rh8 draw
19 Ra7 loss in 2 half-moves
20 Rb7 loss in 2 half-moves