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: Comprehensive Nuclear-Test-Ban Treaty
 Argument: Comprehensive Test Ban Treaty still relevant after Cold War.

SOLUTION: in favor

PROBLEM: Topic: US Renewable Electricity Standard
 Argument: Renewable electricity standard increases energy prices - unpopular.

SOLUTION: against

PROBLEM: Topic: Oil sands
 Argument: Hydrocarbons required in forseeable future, including oil sands.

SOLUTION:
in favor