What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_6, x_6 is bored if and only if x_6 is sad. There is at least one x_6 for which if x_6 were bored, then x_6 is sad.
For all x_6, if x_6 were bored, then x_6 is sad. For all x_6, if x_6 were sad, then x_6 is bored.