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

EGTB: win in 6 half-moves

# move score
1 f7 win in 5 half-moves
2 Ra6 draw
3 Rb6 draw
4 Rc6 draw
5 Rd6 draw
6 Re3 draw
7 Re4 draw
8 Re5 draw
9 Re7 draw
10 Re8 draw
11 Re1 loss in 2 half-moves
12 Re2 loss in 2 half-moves