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.

[Q]: Stop using the "sanctity of marriage" as an excuse not to give equal rights.
[A]: Valid


[Q]: BTW it is an evil vile christianist organization in every state that has put these evil vile amendments on the ballot.
[A]: Invalid


[Q]: No one says that people have to follow those "rules".
[A]:
Invalid