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

EGTB: win in 10 half-moves

# move score
1 f6 win in 9 half-moves
2 Rc7 win in 9 half-moves
3 Rc8 win in 9 half-moves
4 Ra6 win in 11 half-moves
5 Rb6 win in 11 half-moves
6 Rc5 win in 11 half-moves
7 Rc1 win in 13 half-moves
8 Rd6 win in 13 half-moves
9 Rh6 draw
10 Rf6 loss in 12 half-moves
11 Rc2 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rc4 loss in 2 half-moves
14 Re6 loss in 2 half-moves
15 Rg6 loss in 2 half-moves