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 drive a car and x_7 will take a plane. For all x_7, x_7 will not work. For all x_7, x_7 will work or x_7 is a musician.
For all x_7, x_7 is a musician. For all x_7, x_7 will drive a car. For all x_7, x_7 will take a plane.