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

EGTB: win in 4 half-moves

# move score
1 Ra6 win in 3 half-moves
2 Kbc6 draw
3 Kdc6 draw
4 Rb6 draw
5 Rc6 draw
6 Rd7 draw
7 Rd8 draw
8 Rg6 draw
9 Rh6 draw
10 Ka4 loss in 2 half-moves
11 Ka5 loss in 2 half-moves
12 Ka6 loss in 2 half-moves
13 Kb4 loss in 2 half-moves
14 Kb6 loss in 2 half-moves
15 Kd4 loss in 2 half-moves
16 Ke4 loss in 2 half-moves
17 Ke5 loss in 2 half-moves
18 Ke6 loss in 2 half-moves
19 Re6 loss in 2 half-moves
20 Rf6 loss in 2 half-moves
21 Kbc4 loss in 1 half-moves
22 Kbc5 loss in 1 half-moves
23 Kdc4 loss in 1 half-moves
24 Kdc5 loss in 1 half-moves