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: Phasing out fossil fuel subsidies
 Argument: Ending oil subsidies levels playing field for clean energy.

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: Affirmative action
 Argument: Affirmative action is only way to level playing field.

Ex Output:

in favor