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: However it should be recognised that gay marriage is not the same as opposite sex marriage.
 Sent2: There is precidence for marriages not being recognized state to state, outside of same sex marriage.
Not similar

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.
Not similar

Sent1: So if someone is against same sex marriage then they are for hurting my family.
 Sent2: If opposite-sex couples have marriage under the law, but same-sex couples do not, my religion is under attack.

Not similar