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 Kd7 draw
3 Kd8 draw
4 Ke7 draw
5 Ra5 draw
6 Rb5 draw
7 Rc5 draw
8 Re5 draw
9 Rf1 draw
10 Rf2 draw
11 Rf6 draw
12 Kf7 loss in 2 half-moves
13 Kf8 loss in 2 half-moves
14 Rd5 loss in 2 half-moves
15 Rf3 loss in 2 half-moves
16 Rf7 loss in 2 half-moves
17 Rf8 loss in 2 half-moves
18 Rg5 loss in 2 half-moves
19 Rh5 loss in 2 half-moves