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: Education vouchers
 Argument: Little evidence that vouchers improve academic achievement.

SOLUTION: against

PROBLEM: Topic: Gene patents
 Argument: Little evidence exists that gene patents hurt research.

SOLUTION: in favor

PROBLEM: Topic: Algae biofuel
 Argument: Algae biofuel is biodegradable.

SOLUTION:
in favor