Translate the following inference to logic notation: For all x, x_17 is not a server. For all x, x_17 will take a plane or x_17 will make tea. Karen is running. For all x, x_17 will take a plane if and only if x_17 is a server. Therefore Elisabeth is making tea and Karen is running.
forall x: ~P(x). forall x: Q(x) or R(x). p. forall x: Q(x) <-> P(x). Therefore R(a) and p.