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 not play tennis. James is a nurse if and only if Michael is playing tennis. James is a nurse if and only if it is windy.
If James were a nurse, then Michael is playing tennis. If James were a nurse, then it is windy. If Michael plays tennis, then James is a nurse. If it is windy, then James is a nurse.