What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? There is at least one x_7 for which if x_7 reads a book, then x_7 is a mechanic. For all x_7, if x_7 plays a game, then x_7 is reading a book. For all x_7, if x_7 sleeps, then x_7 is playing a game. For all x_7, if x_7 were a mechanic, then x_7 is sleeping.
For all x_7, if x_7 sleeps, then x_7 is reading a book. For all x_7, if x_7 were a mechanic, then x_7 is playing a game. There is at least one x_7 for which if x_7 reads a book, then x_7 is sleeping. There is at least one x_7 for which if x_7 plays a game, then x_7 is a mechanic.