What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? Name the inference rule being used: For all x_14, x_14 will not read a book or x_14 will play tennis. David is not an electrician. For all x_14, x_14 will read a book or x_14 is an electrician.
For all x_14, x_14 is an electrician or x_14 will play tennis can be inferred via the universal resolution rule.