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 Ke6 draw
3 Ke7 draw
4 Ke8 draw
5 Kf6 draw
6 Rb2 draw
7 Rf1 draw
8 Rg2 draw
9 Rh2 draw
10 Ra2 loss in 2 half-moves
11 Rc2 loss in 2 half-moves
12 Rd2 loss in 2 half-moves
13 Re2 loss in 2 half-moves
14 Rf3 loss in 2 half-moves
15 Rf5 loss in 2 half-moves
16 Rf6 loss in 2 half-moves
17 Kf8 loss in 1 half-moves
18 Kg6 loss in 1 half-moves
19 Kg7 loss in 1 half-moves
20 Kg8 loss in 1 half-moves