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

EGTB: win in 6 half-moves

# move score
1 Rf4 win in 5 half-moves
2 Rc1 draw
3 Rc2 draw
4 Rc3 draw
5 Rc8 draw
6 Rd4 draw
7 Re4 draw
8 Rg4 draw
9 Rh4 draw
10 Kf5 loss in 2 half-moves
11 Kf6 loss in 2 half-moves
12 Kf7 loss in 2 half-moves
13 Kgg5 loss in 2 half-moves
14 Kgg7 loss in 2 half-moves
15 Kgh5 loss in 2 half-moves
16 Kgh7 loss in 2 half-moves
17 Khg5 loss in 2 half-moves
18 Khg7 loss in 2 half-moves
19 Khh5 loss in 2 half-moves
20 Khh7 loss in 2 half-moves
21 Ra4 loss in 2 half-moves
22 Rb4 loss in 2 half-moves
23 Rc5 loss in 2 half-moves
24 Rc6 loss in 2 half-moves
25 Rc7 loss in 2 half-moves