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

EGTB: win in 2 half-moves

# move score
1 Ra6 win in 1 half-moves
2 Ke4 draw
3 Ke5 draw
4 Ke6 draw
5 Kff4 draw
6 Kfg4 draw
7 Kfg6 draw
8 Kgf4 draw
9 Kgg4 draw
10 Kgg6 draw
11 Kh4 draw
12 Kh5 draw
13 Kh6 draw
14 Rc6 draw
15 Rd6 draw
16 Re6 draw
17 Rf7 draw
18 Rf8 draw
19 Rg6 draw
20 Rh6 draw
21 Rb6 loss in 1 half-moves