What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_14, if x_14 were a sailor, then x_14 is a police officer. For all x_14, if x_14 were a police officer, then x_14 is a sailor. There is at least one x_14 for which if x_14 were a sailor, then x_14 is playing a game. For all x_14, x_14 is a police officer if and only if x_14 will listen to a song.
There is at least one x_14 for which if x_14 were a police officer, then x_14 is playing a game. For all x_14, x_14 is a sailor if and only if x_14 is a police officer. For all x_14, x_14 is a police officer if and only if x_14 is a sailor. For all x_14, if x_14 were a police officer, then x_14 is listening to a song. For all x_14, if x_14 listens to a song, then x_14 is a police officer.