QQ tractor inside what is the tractor?
If the people against a suit, the main flower on the formation of tractors with the pair of tigers, the main flower on the two pairs of any pair of pairs of color pairs to form a tractor, the pair of color pairs with the main pair A to form a tractor.
But no matter what the case of the big ghost can only and the formation of tractors on the kid, can not and 2 to form a tractor.
Playing two, if the people against the main (that is, the big devil or against the devil when the card), the devil and any pair of two can form a tractor.
