What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_10, x_10 is rich. For all x_10, if x_10 takes a plane, then x_10 is a cashier. For all x_10, x_10 will not play tennis or x_10 will make tea. For all x_10, if x_10 makes tea, then x_10 is a cashier. For all x_10, if x_10 were rich, then x_10 is an office clerk. For all x_10, x_10 will play tennis or x_10 will take a plane.
For all x_10, x_10 is an office clerk. For all x_10, x_10 will take a plane or x_10 will make tea.