What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_12, if x_12 goes running, then x_12 is sad. For all x_12, if x_12 were sad, then x_12 is cooking. For all x_12, x_12 will not make tea. For all x_12, if x_12 were sad, then x_12 is making tea. For all x_12, if x_12 makes tea, then x_12 is sad. There is at least one x_12 for which if x_12 cooks, then x_12 is running.
For all x_12, x_12 is not sad. For all x_12, if x_12 goes running, then x_12 is cooking. For all x_12, if x_12 goes running, then x_12 is making tea. For all x_12, if x_12 makes tea, then x_12 is cooking. There is at least one x_12 for which if x_12 cooks, then x_12 is sad. There is at least one x_12 for which if x_12 were sad, then x_12 is running. For all x_12, x_12 is sad if and only if x_12 will make tea. For all x_12, x_12 will make tea if and only if x_12 is sad.