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 Kc6 draw
3 Kc7 draw
4 Kd7 draw
5 Ke6 draw
6 Ke7 draw
7 Rb4 draw
8 Rb7 draw
9 Rc6 draw
10 Rb8 loss in 14 half-moves
11 Kc5 loss in 2 half-moves
12 Kd5 loss in 2 half-moves
13 Ke5 loss in 2 half-moves
14 Rb1 loss in 2 half-moves
15 Rb2 loss in 2 half-moves
16 Rb3 loss in 2 half-moves
17 Rb5 loss in 2 half-moves