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 Rb5 win in 1 half-moves
3 Rc1 win in 1 half-moves
4 Rc2 win in 1 half-moves
5 Rc8 win in 1 half-moves
6 Kc4 loss in 2 half-moves
7 Kc6 loss in 2 half-moves
8 Kd4 loss in 2 half-moves
9 Kd6 loss in 2 half-moves
10 Ke4 loss in 2 half-moves
11 Ke5 loss in 2 half-moves
12 Ke6 loss in 2 half-moves
13 Rc3 loss in 2 half-moves
14 Rc4 loss in 2 half-moves
15 Rc6 loss in 2 half-moves
16 Rc7 loss in 2 half-moves