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

EGTB: win in 4 half-moves

# move score
1 f7 win in 3 half-moves
2 Rh7 win in 3 half-moves
3 Rc8 draw
4 Rd8 draw
5 Re8 draw
6 Rf8 draw
7 Rg8 draw
8 Rh3 draw
9 Rh4 draw
10 Rh5 draw
11 Rh6 draw
12 Ra8 loss in 2 half-moves
13 Rb8 loss in 2 half-moves
14 Rh1 loss in 2 half-moves
15 Rh2 loss in 2 half-moves