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 Ra5 draw
3 Rb5 draw
4 Rc5 draw
5 Rd5 draw
6 Re5 draw
7 Rf1 draw
8 Rf2 draw
9 Rf3 draw
10 K7e7 loss in 2 half-moves
11 K7e8 loss in 2 half-moves
12 K7g7 loss in 2 half-moves
13 K7g8 loss in 2 half-moves
14 K8e7 loss in 2 half-moves
15 K8e8 loss in 2 half-moves
16 K8g7 loss in 2 half-moves
17 K8g8 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Kf6 loss in 2 half-moves
20 Kg6 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rg5 loss in 2 half-moves
23 Rh5 loss in 2 half-moves