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: Banning vuvuzela horns at the 2010 World Cup
 Argument: Guests at World Cup should embrace S. African vuvuzela tradition.
answer:
against


question:
Topic: Assault weapons ban in the United States
 Argument: The 1994 US assault weapons ban significantly decreased use.
answer:
in favor


question:
Topic: Instant replay in baseball
 Argument: Instant replay would reduce fights between coaches and umpires.
answer:

in favor