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: Two-state solution to Israeli-Palestinian conflict
Argument: A two-state solution makes Israel too narrow, vulnerable.
answer:
against

question:
Topic: Manned mission to Mars
Argument: A manned mission to Mars would unify humankind.
answer:
in favor

question:
Topic: Obama, meeting with hostile foreign leaders without preconditions
Argument: Unconditional meetings wrongly legitimize hostile leaders.
answer:
against