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 Kf7 draw
6 Kf8 draw
7 Ra3 draw
8 Rb3 draw
9 Rf5 draw
10 Rf6 draw
11 Rf7 draw
12 Rf8 draw
13 Rg3 draw
14 Rh3 draw
15 Rc3 loss in 2 half-moves
16 Rd3 loss in 2 half-moves
17 Re3 loss in 2 half-moves
18 Rf1 loss in 2 half-moves
19 Rf2 loss in 2 half-moves