What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_6, x_6 is not a mechanic or x_6 will drive a car. For all x_6, if x_6 drinks water, then x_6 is not working. For all x_6, x_6 is a mechanic or x_6 will drink water. For all x_6, x_6 will work.
For all x_6, x_6 will not drink water. For all x_6, x_6 will drink water or x_6 will drive a car.