What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_9, if x_9 were a scientist, then x_9 is a soldier. There is at least one x_9 for which x_9 is a server if and only if x_9 is an artist. For all x_9, if x_9 were a soldier, then x_9 is an artist.
For all x_9, if x_9 were a scientist, then x_9 is an artist. There is at least one x_9 for which if x_9 were a server, then x_9 is an artist. There is at least one x_9 for which if x_9 were an artist, then x_9 is a server.