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". 

Ex Input:
Topic: US and NATO intervention in Libya
 Argument: US gave full command in Libya to NATO on April 1.

Ex Output:
neutral


Ex Input:
Topic: Assault weapons ban in the United States
 Argument: The 1994 assault weapons ban did not decrease crime.

Ex Output:
against


Ex Input:
Topic: Seattle deep-bore tunnel
 Argument: Good chance Seattle tunnel will go over budget.

Ex Output:

against