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: Pornography
 Argument: Pornography is an expression falling under freedom of speech.

Ex Output:
in favor


Ex Input:
Topic: US health care reform
 Argument: US health care law ends pre-existing conditions discrimination.

Ex Output:
in favor


Ex Input:
Topic: International Criminal Court
 Argument: ICC and rule of law help deter war crimes and genocide.

Ex Output:

in favor