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

EGTB: win in 2 half-moves

# move score
1 Rc4 win in 1 half-moves
2 Kd3 draw
3 Kd5 draw
4 Ke3 draw
5 Ke5 draw
6 Kf3 draw
7 Kf4 draw
8 Ra4 draw
9 Rb3 draw
10 Rb5 draw
11 Rd4 draw
12 Kd4 loss in 8 half-moves
13 Rb2 loss in 6 half-moves
14 Kf5 loss in 2 half-moves
15 Rb6 loss in 2 half-moves
16 Rb7 loss in 2 half-moves
17 Rb8 loss in 2 half-moves
18 Rb1 loss in 1 half-moves