TASK DEFINITION: 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". 
PROBLEM: Topic: Cellulosic ethanol
 Argument: Cellulosic ethanol can be 0 emissions.

SOLUTION: in favor

PROBLEM: Topic: Funding transparency for TV issue ads in elections
 Argument: Foreign funding in US election sis prohibited under current law.

SOLUTION: neutral

PROBLEM: Topic: Castration of sex offenders
 Argument: Castration exposes sex offenders to side effects.

SOLUTION:
against