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