instruction:
We would like you to assess the QUALITY of each of the following argument (discussing Gun Control) 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 gun control. An invalid argument is a phrase that cannot be interpreted as an argument or not on the topic of gun control.
question:
It contends that, as recognized in Heller, the Second Amendment does not prevent the government from prohibiting firearms in sensitive places, which includes GMU's university buildings and widely attended university events.
answer:
Valid


question:
Authorities allege the gun dealer sold more than 650 AK-47-type assault weapons to Mexican drug gangs responsible for recent shootouts that have claimed dozens of lives.
answer:
Valid


question:
And a right to security would also involve not having a neighbour who's armed to the teeth - because I'd be worried about him getting bad news from the wife or something to push him over the edge.
answer:

Valid