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". 
--------
Question: Topic: Open primaries
 Argument: Open primaries would rarely lead to two nominees of same party.

Answer: neutral


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

Answer: in favor


Question: Topic: Greece bailout
 Argument: Public opinion does not support the Greece bailout.

Answer:
against