Translate the following inference to logic notation: For all x, x_6 will work. For all x, x_6 will cook or x_6 will not work. For all x, x_6 is a sailor. Therefore for all x, x_6 will cook and x_6 is a sailor.
forall x: P(x). forall x: Q(x) or ~P(x). forall x: R(x). Therefore forall x: Q(x) and R(x).