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

EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Ra4 draw
3 Rb4 draw
4 Rc4 draw
5 Rd4 draw
6 Rf1 draw
7 Rf5 draw
8 Kd7 loss in 2 half-moves
9 Kd8 loss in 2 half-moves
10 Ke6 loss in 2 half-moves
11 Kee7 loss in 2 half-moves
12 Kef8 loss in 2 half-moves
13 Kf6 loss in 2 half-moves
14 Kfe7 loss in 2 half-moves
15 Kff8 loss in 2 half-moves
16 Kg6 loss in 2 half-moves
17 Kg7 loss in 2 half-moves
18 Kg8 loss in 2 half-moves
19 Re4 loss in 2 half-moves
20 Rf2 loss in 2 half-moves
21 Rf3 loss in 2 half-moves
22 Rg4 loss in 2 half-moves
23 Rh4 loss in 2 half-moves