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

EGTB: win in 4 half-moves

# move score
1 Kf5 win in 3 half-moves
2 Rg5 win in 3 half-moves
3 Rg4 win in 5 half-moves
4 Kb4 win in 7 half-moves
5 Kd5 win in 9 half-moves
6 Ra8 win in 9 half-moves
7 Rg6 win in 9 half-moves
8 Kb6 win in 11 half-moves
9 Kb5 win in 15 half-moves
10 Ka4 draw
11 Ka6 draw
12 Kd4 draw
13 Ke5 draw
14 Kf3 draw
15 Kf4 draw
16 Re8 draw
17 Rf8 draw
18 Rg3 draw
19 Rg7 draw
20 Rh8 draw
21 Kd3 loss in 2 half-moves
22 Ke3 loss in 2 half-moves
23 Rb8 loss in 2 half-moves
24 Rc8 loss in 2 half-moves
25 Rd8 loss in 2 half-moves
26 Rg1 loss in 2 half-moves
27 Rg2 loss in 2 half-moves