What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_11, x_11 is a lawyer or x_11 is a poet. For all x_11, if x_11 were a lawyer, then x_11 is a janitor. There is at least one x_11 for which x_11 is not a janitor.
There is at least one x_11 for which x_11 is not a lawyer.