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: I think the lack of monogamy problem among gay men stems from the fact that homosexuality has always been hand-in-hand with promiscuity.

Output: Valid


Input: Consider Input: Just because an argument in favor of gay marriage can also justify polygamy doesn't make it less valid and shouldn't prevent it from being used.

Output: Valid


Input: Consider Input: I have never said that the law does not or should not be changed in accordance with prevailing social views.


Output: Valid