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: What liberals want is a sound argument that proves to them that straight people's rights are being infringed upon.

Output: Valid


Input: Consider Input: They could not find a single legal expert or constitutional expert who was willing to say such a ban even MIGHT be constitutional, so they went after the amendment.

Output: Valid


Input: Consider Input: On a personal level I don't care if homosexuals get married or not but I disagree with the idea that the state and federal government don't have a right to define marriage terms.


Output: Valid