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: Solar energy
 Argument: Solar energy does not damage air quality.

Ex Output:
in favor


Ex Input:
Topic: European Union Expansion
 Argument: EU member states suffer from socialist economic environment.

Ex Output:
against


Ex Input:
Topic: Earmarks
 Argument: Earmarks are often unrelated to legislation; undemocratic.

Ex Output:

against