What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_5, x_5 is a janitor or x_5 will make tea. For all x_5, x_5 is not a janitor or x_5 is sad. There is at least one x_5 for which if x_5 makes tea, then x_5 is not rich. For all x_5, x_5 is rich.
There is at least one x_5 for which x_5 will not make tea. For all x_5, x_5 will make tea or x_5 is sad.