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 Rc4 draw
3 Re4 draw
4 Rf4 draw
5 Rg4 draw
6 Rh1 draw
7 Rh5 draw
8 K7g7 loss in 2 half-moves
9 K7g8 loss in 2 half-moves
10 K8g7 loss in 2 half-moves
11 K8g8 loss in 2 half-moves
12 Kg6 loss in 2 half-moves
13 Kh6 loss in 2 half-moves
14 Ra4 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rd4 loss in 2 half-moves
17 Rh2 loss in 2 half-moves
18 Rh3 loss in 2 half-moves