(b) a corporation andi. a person who controls that corporation,
ii. a person who is a member of a related group that controls the corporation, or
iii. a person related to the person contemplated by subparagraph i or ii;
(c) any two corporationsi. if they are controlled by the same person or group of persons,
ii. if each of them is controlled by a person and that person who controls one of the corporations is related to the person who controls the other corporation,
iii. if one of them is controlled by a person related to any member of a related group that controls the other,
iv. if one of the corporations is controlled by a person related to each member of an unrelated group that controls the other,
v. if any member of a related group that controls one of the corporations is related to each member of an unrelated group that controls the other, or
vi. if each member of an unrelated group that controls one of the corporations is related to at least one member of an unrelated group that controls the other.