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.

Example Input: After all, if gays aren't spreading HIV, then we sould be concentrating on MSMs and not worrying about gay marriage, right?
Example Output: Valid

Example Input: A gay person could hit his spouse, a straight person could also do so, or a sibling marriage could have a baby with birth defects.
Example Output: Valid

Example Input: I wouldnt mind letting religion have the word marriage and the government have civil unions to where both straight and gay couples have civil unions and if you want to go to a church to get married then you can.
Example Output:
Valid