What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Elisabeth is not running. For all x_10, if x_10 listens to a song, then x_10 is running. Elisabeth is listening to a song if and only if it is overcast.
If Elisabeth listens to a song, then it is overcast. If it is overcast, then Elisabeth is listening to a song.