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". 

Example Input: Topic: Mandatory labeling of genetically modified foods
 Argument: Arbitrary labeling rules do not offer any real choice.
Example Output: against

Example Input: Topic: High-speed rail
 Argument: High speed rail not best way to create local jobs.
Example Output: against

Example Input: Topic: Withdrawing from Iraq
 Argument: Mending relations with countries that opposed the war would make it easier to fight the war on terror.
Example Output:
in favor

