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: Bailout of US automakers
 Argument: Saving economy outweighs moral hazard of auto bailout.
in favor

Topic: Instant replay in baseball
 Argument: Instant replay should not exist for sake of personal achievements.
against

Topic: US offshore oil drilling
 Argument: Offshore drilling ban is an important environmental symbol.

in favor