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.

Ex Input:
Supporters of same-sex marriage see the problem and want to directly fix that problem, they don't want to change all of marriage, only the one thing that is wrong with it.

Ex Output:
Valid


Ex Input:
I think the reason there has been resistance to redefine marriage is that people really know that this is not a civil rights issue, despite attempts by the gay lobby to paint it that way.

Ex Output:
Valid


Ex Input:
All they have to do is either write in that civil unions will give the same legal rights as marriage, or else list the same rights that marriage does.

Ex Output:

Valid