What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_13, x_13 will drink water. For all x_13, if x_13 were a taxi driver, then x_13 is cooking. For all x_13, if x_13 drives a car, then x_13 is cooking. For all x_13, x_13 will drive a car or x_13 is a taxi driver. For all x_13, if x_13 drinks water, then x_13 is a soldier.
For all x_13, x_13 is a soldier. For all x_13, x_13 will cook.