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 K7g7 draw
3 K7g8 draw
4 K8g7 draw
5 K8g8 draw
6 Kg6 draw
7 Rc1 draw
8 Rc5 draw
9 Rc7 draw
10 Rc8 draw
11 Rd6 draw
12 Re6 draw
13 Rf6 draw
14 Rg6 draw
15 Kh6 loss in 2 half-moves
16 Ra6 loss in 2 half-moves
17 Rb6 loss in 2 half-moves
18 Rc2 loss in 2 half-moves
19 Rc3 loss in 2 half-moves
20 Rc4 loss in 2 half-moves