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: Banning vuvuzela horns at the 2010 World Cup
 Argument: Vuvuzelas can be used as weapons.

Ex Output:
in favor


Ex Input:
Topic: Ending US sanctions on Cuba
 Argument: Sanctioning Cuba is appropriate punishment for its flouting the UN.

Ex Output:
against


Ex Input:
Topic: Infant male circumcision
 Argument: Circumcision helps protect against chlamydia.

Ex Output:

in favor