Translate the following inference to logic notation: For all x, if x_6 were a sailor, then x_6 is not climbing a mountain. For all x, x_6 will climb a mountain. For all x, if x_6 plays tennis, then x_6 is a lawyer. For all x, x_6 will play tennis. Therefore for all x, x_6 is not a sailor.
forall x: P(x) -> ~Q(x). forall x: Q(x). forall x: R(x) -> S(x). forall x: R(x). Therefore forall x: ~P(x).