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

EGTB: win in 4 half-moves

# move score
1 Rf8 win in 3 half-moves
2 Rf4 win in 5 half-moves
3 Rf5 win in 5 half-moves
4 Rf6 win in 5 half-moves
5 Kf7 draw
6 Kf8 draw
7 Kgg7 draw
8 Kgh7 draw
9 Khg7 draw
10 Khh7 draw
11 Ra3 draw
12 Rb3 draw
13 Rc3 draw
14 Rd3 draw
15 Re3 draw
16 Rf7 draw
17 Rf1 loss in 2 half-moves
18 Rf2 loss in 2 half-moves
19 Rg3 loss in 2 half-moves
20 Rh3 loss in 2 half-moves