We would like you to classify each of the following sets of argument pairs (discussing Gay Marriage)  into either SIMILAR or NOT SIMILAR. A pair of arguments is considered SIMILAR if the arguments are about the same FACET (making the same argument), and is considered NOT SIMILAR if they do not have the same FACET. A FACET is a low level issue that often reoccurs in many arguments in support of the author's stance or in attacking the other author's position.

Sent1: Allowing gay marriage without also rewriting common law statutes discriminates against unmarried heteros living together.
 Sent2: Opponents have criticized the ban as discrimination against gays and lesbians and warn it could harm heterosexual families if domestic partner benefits, powers of attorney and common law marriage are called into question.
Not similar