Translate the following inference to logic notation: For all x, if y_2 were a politician, then y_2 is sad. For all x, y_2 will work. For all x, y_2 is a politician. Therefore for all x, y_2 will work.
forall x: P(x) -> Q(x). forall x: R(x). forall x: P(x). Therefore forall x: R(x).