What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_15, x_15 will not sleep or x_15 will read a book. For all x_15, x_15 will sleep or x_15 will play tennis. For all x_15, if x_15 reads a book, then x_15 is a lawyer. If it rains, then Thomas is not a lawyer. For all x_15, if x_15 plays tennis, then x_15 is a lawyer.
For all x_15, x_15 will play tennis or x_15 will read a book.