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: Solar energy
 Argument: Solar energy does not damage air quality.
Example Output: in favor

Example Input: Topic: Rebuilding New Orleans
 Argument: New Orleans should be rebuilt out of respect for tragedy.
Example Output: in favor

Example Input: Topic: Natural gas
 Argument: Natural gas will lower fossil fuel prices and increase consumption.
Example Output:
in favor