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: You post biased links, to people who have a deep prejudice and ignorance of gay people, and you clearly have no idea what you are talking about, nor the damage these types of lies you imply have on people.
Example Output: Invalid

Example Input: Then it is argued that since A has property P, so
Example Output: Invalid

Example Input: Why not change the name, if it is the name you have a problem with?
Example Output:
Invalid