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

EGTB: win in 4 half-moves

# move score
1 Rf5 win in 3 half-moves
2 Rf6 win in 3 half-moves
3 Re7 draw
4 Rf1 draw
5 Rf2 draw
6 Rf3 draw
7 Rf4 draw
8 Rg7 draw
9 Rh7 draw
10 K6a7 loss in 2 half-moves
11 K6b7 loss in 2 half-moves
12 K6c7 loss in 2 half-moves
13 K8a7 loss in 2 half-moves
14 K8b7 loss in 2 half-moves
15 K8c7 loss in 2 half-moves
16 Ka5 loss in 2 half-moves
17 Ka6 loss in 2 half-moves
18 Ka8 loss in 2 half-moves
19 Kb5 loss in 2 half-moves
20 Kc5 loss in 2 half-moves
21 Kc6 loss in 2 half-moves
22 Kc8 loss in 2 half-moves
23 Ra7 loss in 2 half-moves
24 Rb7 loss in 2 half-moves
25 Rc7 loss in 2 half-moves
26 Rd7 loss in 2 half-moves
27 Rf8 loss in 2 half-moves