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: Greece bailout
 Argument: Public opinion does not support the Greece bailout.

Ex Output:
against


Ex Input:
Topic: Corn ethanol
 Argument: Ethanol energy is a net CO2 polluter.

Ex Output:
against


Ex Input:
Topic: Banning cell phones in cars
 Argument: Cell phone ban in cars would simply be ignored.

Ex Output:

against