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 Ke1 draw
4 Ke2 draw
5 Ke7 draw
6 Ke8 draw
7 Kf2 draw
8 Kg1 draw
9 Kg2 draw
10 Rd3 draw
11 Re3 draw
12 Rf2 draw
13 Rf5 draw
14 Rf6 draw
15 Rf8 draw
16 Rg3 draw
17 Rh3 draw
18 Kc7 loss in 2 half-moves
19 Kc8 loss in 2 half-moves
20 Ra3 loss in 2 half-moves
21 Rb3 loss in 2 half-moves
22 Rc3 loss in 2 half-moves
23 Rf7 loss in 2 half-moves