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: Polygamy
 Argument: Polygamy undermines the traditional institution of marriage.

Ex Output:
against


Ex Input:
Topic: Geoengineering, solar shading
 Argument: Solar shading can effectively and rapidly reverse global warming.

Ex Output:
in favor


Ex Input:
Topic: Turkey EU membership
 Argument: Most opposition to Turkish membership is unrelated to Christian club in EU.

Ex Output:

neutral