What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_7, x_7 will play squash or x_7 is a doctor. There is at least one x_7 for which if x_7 plays squash, then x_7 is cooking. For all x_7, if x_7 were a doctor, then x_7 is cooking.
There is at least one x_7 for which x_7 will cook.