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 Ra1 draw
3 Ra7 draw
4 Ra8 draw
5 Ra5 loss in 4 half-moves
6 Rb6 loss in 4 half-moves
7 Rc6 loss in 4 half-moves
8 Rd6 loss in 4 half-moves
9 Ra2 loss in 2 half-moves
10 Ra3 loss in 2 half-moves
11 Ra4 loss in 2 half-moves
12 Re6 loss in 1 half-moves