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: It's called gay rights because it is gay rights.
 Sent2: And people who oppose gay marriage, what's the difference between giving equal rights through a civil union and marriage?

A: Not similar
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Q: Sent1: Since heterosexuals are provided the means to have a happy marriage and homosexuals are not, homosexuals are not equal to heterosexuals.
 Sent2: But in this case, if you allow HETEROSEXUALS to have marriages, then preventing HOMOSEXUALS from having marriages IS SEXUAL ORIENTATION DISCRIMINATION.

A: Similar
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Q: Sent1: Lots of straight people have anal sex and lots of gay people don't, but I don't hear you calling straights "unnatural".
 Sent2: if being gay was as popular as being straight, being straight would be as "unnatural" as being gay is.

A:
Not similar
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