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_5 for which x_5 is rich. For all x_5, x_5 will play squash. For all x_5, if x_5 were rich, then x_5 is a cashier.
There is at least one x_5 for which x_5 is a cashier. There is at least one x_5 for which x_5 is rich and x_5 will play squash. There is at least one x_5 for which x_5 will play squash and x_5 is rich.