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 Kh6 win in 3 half-moves
4 Re2 win in 3 half-moves
5 Kg4 draw
6 Kh4 draw
7 Rb2 draw
8 Rh4 draw
9 Ra2 loss in 2 half-moves
10 Rc2 loss in 2 half-moves
11 Rd2 loss in 2 half-moves
12 Rf2 loss in 2 half-moves
13 Rg2 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh3 loss in 2 half-moves