Detailed Instructions: 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: Straight people have marriages gay people have domestic partnerships they are practically the same thing why change it there's really no need to.
 Sent2: gay marriage is about two people of the same gender who want to commit to each other in a romantic relationship, and have the same legal rights and recognition as a straight couple.
A:
Not similar