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". 

Ex Input:
Topic: Cellulosic ethanol
 Argument: Cellulosic ethanol packs three-times the energy as corn ethanol.

Ex Output:
in favor


Ex Input:
Topic: Charter schools
 Argument: Charter schools cut through red tape, quickly opening after Katrina.

Ex Output:
in favor


Ex Input:
Topic: Assault weapons ban in the United States
 Argument: The Supreme Court has affirmed the individual right to bear arms.

Ex Output:

against