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". 

Topic: Corporate personhood
 Argument: Corporate personhood protects businesses from discrimination.
in favor

Topic: Guantanamo Bay detention center
 Argument: Guantanamo violates habeas corpus, obstructs proof of innocence.
against

Topic: Needle exchanges
 Argument: Drug dealers sell drugs near needle exchanges.

against

