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

EGTB: win in 4 half-moves

# move score
1 Rh6 win in 3 half-moves
2 Rc7 draw
3 Rd7 draw
4 Re7 draw
5 Rf7 draw
6 K4g4 loss in 2 half-moves
7 K4g5 loss in 2 half-moves
8 K5g4 loss in 2 half-moves
9 K5g5 loss in 2 half-moves
10 Kg3 loss in 2 half-moves
11 Kg6 loss in 2 half-moves
12 Kh3 loss in 2 half-moves
13 Kh6 loss in 2 half-moves
14 Ra7 loss in 2 half-moves
15 Rb7 loss in 2 half-moves
16 Rg7 loss in 2 half-moves
17 Rh8 loss in 2 half-moves