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, if x_9 makes tea, then x_9 is sleeping. For all x_9, x_9 will go running. There is at least one x_9 for which if x_9 makes tea, then x_9 is not running. For all x_9, if x_9 sleeps, then x_9 is making tea.
There is at least one x_9 for which x_9 will not make tea. For all x_9, x_9 will make tea if and only if x_9 will sleep. For all x_9, x_9 will sleep if and only if x_9 will make tea.