Given the Target and Argument texts detect the stance that the argument has towards the topic. There are three types of stances "in favor", "against", and "neutral". 

Ex Input:
Topic: Pornography
 Argument: Pornography lets women articulate femininity.

Ex Output:
in favor


Ex Input:
Topic: Comprehensive Nuclear-Test-Ban Treaty
 Argument: Comprehensive Test Ban Treaty still relevant after Cold War.

Ex Output:
in favor


Ex Input:
Topic: DC handgun ban
 Argument: A handgun is uniquely valuable in self defense in one's home.

Ex Output:

against