Translate the following inference to logic notation: For all x, x_10 is a police officer. For all x, x_10 is a sailor and x_10 will drive a car. For all x, x_10 is a soldier. Therefore for all x, x_10 is a police officer.
forall x: P(x). forall x: Q(x) and R(x). forall x: S(x). Therefore forall x: P(x).