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: Cellulosic ethanol
 Argument: There is not enough land too grow sufficient cellulosic ethanol.

Ex Output:
against


Ex Input:
Topic: Waterboarding
 Argument: Water-boarding is drowning, not simulated drowning.

Ex Output:
against


Ex Input:
Topic: Charter schools
 Argument: Charter schools cut through red tape, quickly opening after Katrina.

Ex Output:

in favor