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 Rg5 win in 1 half-moves
3 Rg7 win in 1 half-moves
4 Rb3 loss in 8 half-moves
5 Ra3 loss in 6 half-moves
6 Rd3 loss in 2 half-moves
7 Re3 loss in 2 half-moves
8 Rf3 loss in 2 half-moves
9 Rg6 loss in 2 half-moves
10 Rh3 loss in 2 half-moves
11 Rg4 loss in 1 half-moves
12 Rg8 loss in 1 half-moves