What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_3, if x_3 drinks water, then x_3 is bored. For all x_3, x_3 is a poet if and only if x_3 is a cashier. For all x_3, if x_3 were a nurse, then x_3 is bored. For all x_3, if x_3 were a cashier, then x_3 is not bored. For all x_3, x_3 is a nurse or x_3 will drink water.
For all x_3, x_3 is bored. For all x_3, if x_3 were a poet, then x_3 is a cashier. For all x_3, if x_3 were a cashier, then x_3 is a poet.