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

EGTB: win in 4 half-moves

# move score
1 Ka6 win in 3 half-moves
2 Kb6 win in 3 half-moves
3 Kc6 win in 3 half-moves
4 Kf5 win in 3 half-moves
5 Rg4 win in 3 half-moves
6 Rg5 win in 3 half-moves
7 Rg6 win in 3 half-moves
8 Kc5 win in 5 half-moves
9 Rg3 win in 5 half-moves
10 Ka5 win in 7 half-moves
11 Kc4 win in 7 half-moves
12 Ke6 win in 7 half-moves
13 Ra8 win in 7 half-moves
14 Ke5 win in 11 half-moves
15 Rb8 win in 11 half-moves
16 Ka4 draw
17 Kb4 draw
18 Ke7 draw
19 Kf7 draw
20 Kg5 draw
21 Kg6 draw
22 Kg7 draw
23 Rf8 draw
24 Rg7 draw
25 Rh8 draw
26 Rc8 loss in 2 half-moves
27 Rd8 loss in 2 half-moves
28 Re8 loss in 2 half-moves
29 Rg1 loss in 2 half-moves
30 Rg2 loss in 2 half-moves