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.

Example Input: Because a family has additional needs, they are considered treated equally if their needs are better compensated.
Example Output: Valid

Example Input: We are not longer primitive, so we should allow any couple to marry, as we already allow with straight couples who do not have children.
Example Output: Valid

Example Input: A society creates the concept of rights, and what is a right, through a process of, hopefully, logical and rational debate.
Example Output:
Invalid