What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Jessica is not running. For all x_4, if x_4 goes running, then x_4 is a janitor. For all x_4, if x_4 were a poet, then x_4 is running. For all x_4, if x_4 were a janitor, then x_4 is a poet.
For all x_4, if x_4 goes running, then x_4 is a poet. For all x_4, if x_4 were a poet, then x_4 is a janitor. For all x_4, if x_4 were a janitor, then x_4 is running.