What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Elisabeth is not a musician. If Elisabeth were a musician, then Elisabeth is excited. For all x_11, x_11 is a musician if and only if x_11 is excited.
For all x_11, if x_11 were a musician, then x_11 is excited. For all x_11, if x_11 were excited, then x_11 is a musician.