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 Rg6 win in 5 half-moves
3 Rh6 win in 9 half-moves
4 Kb5 draw
5 Kb6 draw
6 Kb7 draw
7 Kc5 draw
8 Kc7 draw
9 Kd5 draw
10 Kd6 draw
11 Kd7 draw
12 Kg7 draw
13 Kg8 draw
14 Kh7 draw
15 Rf4 draw
16 Rf5 draw
17 Rf7 draw
18 Rd6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf1 loss in 2 half-moves
21 Rf2 loss in 2 half-moves
22 Rf3 loss in 2 half-moves