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 7 half-moves
3 Rf8 win in 13 half-moves
4 Kc7 draw
5 Kc8 draw
6 Kd6 draw
7 Kdd7 draw
8 Kde8 draw
9 Ke6 draw
10 Ked7 draw
11 Kee8 draw
12 Kf6 draw
13 Kf7 draw
14 Kf8 draw
15 Rb3 draw
16 Rf4 draw
17 Rf5 draw
18 Rg3 draw
19 Rh3 draw
20 Ra3 loss in 2 half-moves
21 Rc3 loss in 2 half-moves
22 Rd3 loss in 2 half-moves
23 Re3 loss in 2 half-moves
24 Rf1 loss in 2 half-moves
25 Rf2 loss in 2 half-moves