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

EGTB: win in 2 half-moves

# move score
1 Ra5 win in 1 half-moves
2 Kc5 draw
3 Ke5 draw
4 Rb2 draw
5 Rb3 draw
6 Rb4 draw
7 Rb6 draw
8 Rb7 draw
9 Rb8 draw
10 Rc5 draw
11 Kc4 loss in 2 half-moves
12 Kc6 loss in 2 half-moves
13 Kd4 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Ke6 loss in 2 half-moves
17 Rb1 loss in 2 half-moves