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: Let the government decide this on a purely constitutional or legal basis (because that 's its function).
Example Output: Valid

Example Input: But this isn't what is happening; people are denying gay people the right to marry completely, and they are granting no reason except "my religion should be law, and yours should not."
Example Output: Valid

Example Input: An even thornier question is whether Bingham and his fellow Republicans aimed through the 14th amendment privileges or immunities clause to protect rights not enumerated in the Bill of Rights.
Example Output:
Invalid