instruction:
We would like you to assess the QUALITY of each of the following argument (discussing Gay Marriage) and determine if the argument is Valid or Invalid. A valid argument is clearly interpretable and either expresses an argument, or a premise or a conclusion that can be used in an argument for the topic of gay marriage. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gay marriage.
question:
If gay marriage is or is not legalized, it has no affect on laws against polygamy.
answer:
Valid


question:
There are no actual legal stipulations regarding HIV patients having sex, particularily with non-HIV people, which may as well be considered murder.
answer:
Invalid


question:
Treating people identically is not the same as treating them equally, because not all people are the same.
answer:

Valid