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: Hydrogen vehicles
 Argument: It's OK to use more energy to make hydrogen than is obtained out.
answer:
in favor


question:
Topic: Prostitution
 Argument: Individuals must cede some rights for safety, including right to prostitute.
answer:
against


question:
Topic: Medical marijuana dispensaries
 Argument: Marijuana can curb psychotic symptoms in people with schizophrenia.
answer:

in favor