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: Geoengineering
 Argument: Many green orgs and scientists support geoengineering option.
Example Output: in favor

Example Input: Topic: Israeli settlements
 Argument: Jewish settlements are not part of any illegal occupation.
Example Output: in favor

Example Input: Topic: Underground nuclear waste storage
 Argument: Underground storage with potential of future use is bad idea.
Example Output:
against