What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_13, if x_13 plays squash, then x_13 is an electrician. For all x_13, if x_13 were a server, then x_13 is an electrician. For all x_13, x_13 is a server or x_13 will play squash. There is at least one x_13 for which x_13 is a scientist and x_13 is an artist.
There is at least one x_13 for which x_13 is a scientist. There is at least one x_13 for which x_13 is an artist. For all x_13, x_13 is an electrician.