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.

Ex Input:
It's called gay rights because it is gay rights.

Ex Output:
Valid


Ex Input:
As shown last year with Mark Foley, there are lots of gays who work for repuke congress people on capital hill.

Ex Output:
Invalid


Ex Input:
But that doesn't mean that it's RIGHT that someone with strong beliefs should have to sacrifice for them.

Ex Output:

Invalid