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". 

Topic: Kosovo independence
 Argument: Kosovar Albanians have terrorized ethnic Serbs in Kosovo.
against

Topic: High-speed rail
 Argument: High-speed rail decreases travel-time between cities.
in favor

Topic: US health care reform
 Argument: 2009 health bill rushed through for political reasons.

against