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 Rg4 win in 3 half-moves
3 Rg6 win in 3 half-moves
4 Rg5 win in 5 half-moves
5 Kb6 win in 9 half-moves
6 Kd5 win in 9 half-moves
7 Kd6 win in 11 half-moves
8 Kb5 win in 13 half-moves
9 Ka6 draw
10 Ke6 draw
11 Kf4 draw
12 Kf5 draw
13 Kf6 draw
14 Ra8 draw
15 Rd8 draw
16 Re8 draw
17 Rg3 draw
18 Rg7 draw
19 Rh8 draw
20 Ka4 loss in 2 half-moves
21 Kb4 loss in 2 half-moves
22 Kd4 loss in 2 half-moves
23 Ke4 loss in 2 half-moves
24 Rb8 loss in 2 half-moves
25 Rc8 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg2 loss in 2 half-moves