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 Kc4 draw
3 Kc5 draw
4 Kc6 draw
5 Kd4 draw
6 Kd6 draw
7 Ke4 draw
8 Ke5 draw
9 Ke6 draw
10 Rb3 draw
11 Rb4 draw
12 Rb5 draw
13 Rb7 draw
14 Rb8 draw
15 Rc6 draw
16 Rd6 draw
17 Rh6 draw
18 Rb1 loss in 2 half-moves
19 Rb2 loss in 2 half-moves
20 Re6 loss in 2 half-moves
21 Rf6 loss in 2 half-moves
22 Rg6 loss in 2 half-moves