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: If there are cases where we can not determine what sex a person is, how can we determine if they are homosexual or not?
 Sent2: The issue of same-sex marriage will determine whether marriage is about family or sexual preference, for we either give it to all families or all people of a specific sexual preference.
Not similar

Sent1: And the only one who somehow thinks that fighting for gay marriage is the only means to qualify as fighting for civil rights?
 Sent2: The fact that marriage is a civil right doesn't necessarily mean that everyone should get marriage, but certainly we are denying people civil rights if we deny them marriage.
Not similar

Sent1: Gay marriage or not, the hospital could have and should have allowed visitation.
 Sent2: Our choices are not limited to either not allow gay marriage, or else allow any type of "arrangement".

Not similar