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: Corporate personhood
 Argument: Corporate personhood protects businesses from discrimination.

Ex Output:
in favor


Ex Input:
Topic: Restoring American Financial Stability Act of 2010
 Argument: 2010 financial regs won't end too big to fail and bailouts.

Ex Output:
against


Ex Input:
Topic: 700 mile US Mexico border fence
 Argument: The 700 wall cannot be compared to the Berlin wall.

Ex Output:

neutral