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

EGTB: win in 2 half-moves

# move score
1 Rc5 win in 1 half-moves
2 Kc7 draw
3 Kd7 draw
4 Ke7 draw
5 Rc2 draw
6 Rc6 draw
7 Rc7 draw
8 Ke8 loss in 4 half-moves
9 Ra8 loss in 4 half-moves
10 Rb8 loss in 4 half-moves
11 Rc1 loss in 2 half-moves
12 Rc3 loss in 2 half-moves
13 Rc4 loss in 2 half-moves