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 Kf6 draw
3 Kf7 draw
4 Kf8 draw
5 Kg6 draw
6 Kg8 draw
7 Rf1 draw
8 Rg3 draw
9 Rh3 draw
10 Kh6 loss in 4 half-moves
11 Kh7 loss in 4 half-moves
12 Kh8 loss in 4 half-moves
13 Rd3 loss in 4 half-moves
14 Re3 loss in 4 half-moves
15 Rf2 loss in 2 half-moves
16 Rf5 loss in 2 half-moves
17 Rf6 loss in 2 half-moves
18 Rf7 loss in 2 half-moves
19 Rf8 loss in 2 half-moves
20 Ra3 loss in 1 half-moves
21 Rb3 loss in 1 half-moves
22 Rc3 loss in 1 half-moves