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: Open primaries
Argument: Open primaries would rarely lead to two nominees of same party.

Ex Output:
neutral

Ex Input:
Topic: International Criminal Court
Argument: ICC lacks separation of powers and checks and balances.

Ex Output:
against

Ex Input:
Topic: Animal testing
Argument: Animals are good research subjects because they are similar to humans.

Ex Output:
in favor