TASK DEFINITION: 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.
PROBLEM: Well, there is a United Nations Universal Declaration of Human rights that state everyone of concentual age has the right to get married.

SOLUTION: Valid

PROBLEM: The issues of being black are not merely related to the single physical attribute of skin color.

SOLUTION: Invalid

PROBLEM: If so, then states need at least a rational basis for making certain marriages illegal, and there is no rational basis for making marriage between people of the same sex illegal.

SOLUTION:
Valid