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:
Well, if that's a reason to ban homosexuals from marriage, then along the same line of thought, then any couple that is infertile or chooses not to have children should not be permitted to get married.

Ex Output:
Valid


Ex Input:
As we have seen the growth of egalitarian marriages and of women being able to earn higher incomes, we have also seen the coming out of gay couples and the increasing visibility of gay couples raising children.

Ex Output:
Valid


Ex Input:
Once we redefine the union of marriage to NOT exclude everyone but hetero couples, we have to allow all permutations in order to maintain the "equal protection statute".

Ex Output:

Valid