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:
It is chilling to know that 15 states still criminalized interracial marriage as recently as 1967, when the U.S. Supreme Court overturned those laws in Loving v. Virginia.
answer:
Invalid


question:
We further believe that legal recognition and the accompanying benefits afforded couples should be preserved for that unique and special union of one man and one woman which has historically been called marriage.
answer:
Valid


question:
If the government can say "gays can't marry" today, tomorrow they could say "Jews, Catholics, and atheists can't marry."
answer:

Valid