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.

Q: Sent1: So what compelling reason does the government have for allowing gay marriage and NOT allowing incestuous marriages?
 Sent2: Furthermore, polygamous marriage has a specific set of reasons why it should not be allowed, and those reasons do not apply to same-sex marriage.

A: Not similar
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Q: Sent1: If the state wants to offer legal protections and benefits to straight married couples, it cannot constitutionally refuse equal protections to gay ones.
 Sent2: The homosexual agenda's justification for demanding marriage has always been for the equal benefits which marriage affords couples who marry.

A: Similar
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Q: Sent1: If a State seeks to define marriage as a union between a Man and a Woman, then so be it, provided there be an avenue for civil union.
 Sent2: Throughout history, even ion remote times, marriage has always been a union between a man and a woman.

A:
Not similar
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