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: Gay marriage
 Argument: Gay marriage undercuts procreation at time of vulnerability.

SOLUTION: against

PROBLEM: Topic: Bombing Hiroshima and Nagasaki
 Argument: Bombing Japan was ethical in context of the horrors of WWII.

SOLUTION: in favor

PROBLEM: Topic: Kyoto Protocol
 Argument: It is unimportant for the US to join Kyoto now.

SOLUTION:
against