What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_10, x_10 will work. For all x_10, x_10 will cook and x_10 is a scientist. For all x_10, x_10 is an astronaut or x_10 will sleep. For all x_10, if x_10 were an astronaut, then x_10 is not working.
For all x_10, x_10 is not an astronaut. For all x_10, x_10 will cook. For all x_10, x_10 is a scientist.