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

EGTB: win in 5 half-moves

# move score
1 Rc4 win in 4 half-moves
2 Rb5 win in 8 half-moves
3 Rc6 win in 8 half-moves
4 Rc7 win in 8 half-moves
5 Rc8 win in 8 half-moves
6 Ra5 win in 16 half-moves
7 Rc1 loss in 2 half-moves
8 Rc2 loss in 2 half-moves
9 Rc3 loss in 2 half-moves
10 Rd5 loss in 2 half-moves
11 Re5 loss in 2 half-moves
12 Rf5 loss in 2 half-moves
13 Rg5 loss in 2 half-moves
14 Rh5 loss in 2 half-moves