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 Ke7 draw
3 Ke8 draw
4 Kf8 draw
5 Kg7 draw
6 Kg8 draw
7 Rb5 draw
8 Rd5 draw
9 Re5 draw
10 Rf1 draw
11 Ke6 loss in 2 half-moves
12 Kf6 loss in 2 half-moves
13 Kg6 loss in 2 half-moves
14 Ra5 loss in 2 half-moves
15 Rc5 loss in 2 half-moves
16 Rf2 loss in 2 half-moves
17 Rf3 loss in 2 half-moves
18 Rf6 loss in 2 half-moves
19 Rg5 loss in 2 half-moves
20 Rh5 loss in 2 half-moves