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 Q]: Topic: Phasing out fossil fuel subsidies
 Argument: Ending oil subsidies levels playing field for clean energy.
[EX A]: in favor

[EX Q]: Topic: Colonization of the Moon
 Argument: Moonbase would be ideal staging area for space exploration.
[EX A]: in favor

[EX Q]: Topic: Kosovo independence
 Argument: Kosovar Albanians have terrorized ethnic Serbs in Kosovo.
[EX A]:
against