What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_9, x_9 is a scientist or x_9 will not make tea. For all x_9, if x_9 were a janitor, then x_9 is making tea. For all x_9, if x_9 were a scientist, then x_9 is a janitor.
For all x_9, if x_9 were a scientist, then x_9 is making tea. For all x_9, if x_9 makes tea, then x_9 is a scientist.