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

EGTB: win in 2 half-moves

# move score
1 Rf2 win in 1 half-moves
2 Rf3 win in 1 half-moves
3 Rf4 win in 1 half-moves
4 Ra6 loss in 2 half-moves
5 Rb6 loss in 2 half-moves
6 Rc6 loss in 2 half-moves
7 Rd6 loss in 2 half-moves
8 Re6 loss in 2 half-moves
9 Rf1 loss in 2 half-moves
10 Rf5 loss in 2 half-moves
11 Rg6 loss in 2 half-moves
12 f8=B loss in 1 half-moves
13 f8=K loss in 1 half-moves
14 f8=N loss in 1 half-moves
15 f8=Q loss in 1 half-moves
16 f8=R loss in 1 half-moves
17 Rh6 loss in 1 half-moves