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: Marriage is the cultural way to formalize the heterosexual bond which, itself, facilitates reproduction.

Output: Valid


Input: Consider Input: You wave your hands alot, but refuse to state A)what gays have said and B) what gays have done that amounts to hypocracy.

Output: Invalid


Input: Consider Input: But not allowing gay marriage hurts all homosexual couples to a greater extent than the prior.


Output: Valid