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

EGTB: win in 2 half-moves

# move score
1 Rf4 win in 1 half-moves
2 Ra5 draw
3 Rb5 draw
4 Rc5 draw
5 Rd5 draw
6 Rf1 draw
7 Rf2 draw
8 Rf3 draw
9 Ke7 loss in 2 half-moves
10 Ke8 loss in 2 half-moves
11 Kf7 loss in 2 half-moves
12 Kg7 loss in 2 half-moves
13 Kg8 loss in 2 half-moves
14 Re5 loss in 2 half-moves
15 Rf6 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rg5 loss in 2 half-moves
18 Rh5 loss in 2 half-moves