instruction:
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.
question:
Here in the Midwest, large numbers of diehard black Democrats voted for Kerry and against gay marriage.
answer:
Valid


question:
Foster cares lengthy record on being just a step above being on the streets is far superior to the research showing gay couples for the most part make at least mediocre if not good parents.
answer:
Valid


question:
A growing body of scientific literature demonstrates that children who grow up with 1 or 2 gay and/or lesbian parents fare as well in emotional, cognitive, social, and sexual functioning as do children whose parents are heterosexual.
answer:

Valid


