What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x, if x listens to a song, then x is playing tennis. For all x, if x makes tea, then x is listening to a song. For all x, if x plays tennis, then x is making tea.
For all x, if x listens to a song, then x is making tea. For all x, if x makes tea, then x is playing tennis. For all x, if x plays tennis, then x is listening to a song.