TASK DEFINITION: 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". 
PROBLEM: Topic: Nuclear energy
 Argument: Concentration of power in nuclear is economical.

SOLUTION: in favor

PROBLEM: Topic: Breastfeeding in public
 Argument: Breastfeeding is best for the health and development of babies.

SOLUTION: in favor

PROBLEM: Topic: Puerto Rico statehood in America
 Argument: Puerto Ricans deserve full political rights and citizenship.

SOLUTION:
in favor