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

EGTB: win in 4 half-moves

# move score
1 Rf6 win in 3 half-moves
2 Rf7 win in 5 half-moves
3 Rf8 win in 5 half-moves
4 Rf4 win in 7 half-moves
5 Rf5 win in 7 half-moves
6 Kb7 draw
7 Kb8 draw
8 Kc7 draw
9 Kcd7 draw
10 Kcd8 draw
11 Kd6 draw
12 Ke6 draw
13 Ke8 draw
14 Ked7 draw
15 Ked8 draw
16 Kf6 draw
17 Kf7 draw
18 Kf8 draw
19 Ra3 draw
20 Re3 draw
21 Rg3 draw
22 Rh3 draw
23 Rb3 loss in 2 half-moves
24 Rc3 loss in 2 half-moves
25 Rd3 loss in 2 half-moves
26 Rf1 loss in 2 half-moves
27 Rf2 loss in 2 half-moves