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: Nuclear energy
 Argument: Nuclear waste radiation no worse than natural radiation.

Ex Output:
in favor


Ex Input:
Topic: Graduated response antipiracy laws
 Argument: Graduated response helps avoid litigating against consumers.

Ex Output:
in favor


Ex Input:
Topic: Bombing Hiroshima and Nagasaki
 Argument: US flexibility on Japanese emperor could have produced surrender.

Ex Output:

against