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.

Input: Consider Input: The fact that certain 'less meaningful' marriages can't be stopped doesn't mean others should be expressly allowed.

Output: Valid


Input: Consider Input: Either all people should be allowed to marry the person of their choice or no one should be allowed to marry.

Output: Valid


Input: Consider Input: He obviously has respect for those in one, even if he says it's not the position of Obama or himself to support that officially, or to have it officially recognized.


Output: Invalid