What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_4, x_4 is a poet if and only if x_4 will listen to a song. If Karen were a poet, then Karen is listening to a song.
For all x_4, if x_4 were a poet, then x_4 is listening to a song. For all x_4, if x_4 listens to a song, then x_4 is a poet.