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:
The movement for gay rights and LGBT equality is doomed to failure, or at the very least a fatally slanted naming convention (equality is equal if we are both trying to be like a standard model).

Ex Output:
Valid


Ex Input:
Evidently, they want the right to marry only because they do not want heterosexuals to have something they can��_��__��_��__t have.

Ex Output:
Valid


Ex Input:
bigot:One who is strongly partial to one's own group, religion, race, or politics and is intolerant of those who differ.

Ex Output:

Invalid