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

EGTB: win in 2 half-moves

# move score
1 Rc3 win in 1 half-moves
2 Ke6 draw
3 Kf5 draw
4 Kf6 draw
5 Ra5 draw
6 Rb5 draw
7 Rc1 draw
8 Rc2 draw
9 Rc4 draw
10 Rc7 draw
11 Rc8 draw
12 Kd4 loss in 2 half-moves
13 Kd5 loss in 2 half-moves
14 Kd6 loss in 2 half-moves
15 Ke4 loss in 2 half-moves
16 Kf4 loss in 2 half-moves
17 Rc6 loss in 2 half-moves
18 Rd5 loss in 2 half-moves