In marriage equality, I believe these marriages should be legal/allowed: (Only one answer accepted due to poll restrictions/lack of functionality)
1
vote
One man, one woman.
Two same sex individuals.
One man, two or more women.
One woman, two or more men.
Group marriage.
Two first cousins of any sex.
Two siblings of any sex.
Mother, son or father, daughter.
All of above plus some not listed.
None. Why get married?