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, if x_5 drives a car, then x_5 is reading a book. Mary is not reading a book. For all x_5, x_5 will drive a car or x_5 will not read a book.
For all x_5, if x_5 reads a book, then x_5 is driving a car.