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 Ra3 loss in 2 half-moves
3 Rb3 loss in 2 half-moves
4 Rc1 loss in 2 half-moves
5 Rc2 loss in 2 half-moves
6 Re3 loss in 2 half-moves
7 Rf3 loss in 2 half-moves
8 Rg3 loss in 2 half-moves
9 Rh3 loss in 2 half-moves
10 c4 loss in 1 half-moves
11 Rd3 loss in 1 half-moves