Click on the third or sixth rank to set the en passant target square.

EGTB: win in 2 half-moves

# move score
1 Rf2 win in 1 half-moves
2 Kf6 draw
3 Kf8 draw
4 Kg6 draw
5 Kg7 draw
6 Kg8 draw
7 Re4 draw
8 Rf1 draw
9 Rf3 draw
10 Rg4 draw
11 Ra4 loss in 4 half-moves
12 Ke6 loss in 2 half-moves
13 Ke7 loss in 2 half-moves
14 Ke8 loss in 2 half-moves
15 Rb4 loss in 2 half-moves
16 Rc4 loss in 2 half-moves
17 Rd4 loss in 2 half-moves
18 Rf5 loss in 2 half-moves
19 Rf6 loss in 2 half-moves
20 Rh4 loss in 1 half-moves