instruction:
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.
question:
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.
answer:
Not similar


question:
Sent1: Yes, i agree to that but two people with the same sex can't make babies.
 Sent2: However, the number of people who engage in sex with people of the same gender of themselves is much higher than the number of people who have sex with animals, children, and those who kill people or are kleptomaniacs.
answer:
Not similar


question:
Sent1: If marriage is about love, then why is the state involved?
 Sent2: If a marriage is performed in a "gay marriage" state, that marriage needs to be recognized in other states.
answer:

Not similar