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:
I don't give a XXXX if people have "criticized" the survey.

Ex Output:
Invalid


Ex Input:
Therefore, please be advised that nothing found here has necessarily been reviewed by professionals with the expertise necessary to provide you with complete, accurate or reliable information.

Ex Output:
Invalid


Ex Input:
We should not argue that gays should have the 'right' to marry we should argue that the definition of ' marriage' should be changed.

Ex Output:

Valid