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 read a book or x_7 will not work. For all x_7, x_7 will work or x_7 will not read a book.
For all x_7, if x_7 works, then x_7 is reading a book. For all x_7, if x_7 reads a book, then x_7 is working.