What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_5, x_5 will play tennis or x_5 will work. For all x_5, if x_5 drinks water, then x_5 is a sailor. For all x_5, if x_5 works, then x_5 is drinking water. There is at least one x_5 for which if x_5 were a sailor, then x_5 is a nurse. For all x_5, if x_5 plays tennis, then x_5 is a sailor.
For all x_5, if x_5 works, then x_5 is a sailor. There is at least one x_5 for which if x_5 drinks water, then x_5 is a nurse. There is at least one x_5 for which if x_5 plays tennis, then x_5 is a nurse.