What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Thomas is working. If Charles makes tea, then Thomas is not working. For all x_17, if x_17 were bored, then x_17 is making tea. For all x_17, if x_17 makes tea, then x_17 is bored.
Charles is not making tea. For all x_17, x_17 is bored if and only if x_17 will make tea. For all x_17, x_17 will make tea if and only if x_17 is bored.