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

EGTB: win in 4 half-moves

# move score
1 Kg5 win in 3 half-moves
2 Kg6 win in 3 half-moves
3 Rg7 win in 3 half-moves
4 Kg8 win in 5 half-moves
5 Kh5 win in 5 half-moves
6 K6g7 draw
7 K8g7 draw
8 Rc7 draw
9 Rd7 draw
10 Re7 draw
11 Rf7 draw
12 Ra7 loss in 2 half-moves
13 Rb7 loss in 2 half-moves