instruction:
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: High-speed rail
 Argument: Unlike automobiles, rail fosters a sense of community.
answer:
in favor


question:
Topic: Health insurance cooperatives
 Argument: Supporters of co-ops will never reduce government involvement.
answer:
against


question:
Topic: Three Gorges Dam
 Argument: Floating garbage is piling up behind the TGD.
answer:

against