What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_15, if x_15 drives a car, then x_15 is bored. For all x_15, x_15 will drive a car. There is at least one x_15 for which x_15 is bored if and only if x_15 will make tea.
For all x_15, x_15 is bored. There is at least one x_15 for which if x_15 were bored, then x_15 is making tea. There is at least one x_15 for which if x_15 makes tea, then x_15 is bored.