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

EGTB: win in 2 half-moves

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