What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_2, x_2 will not read a book or x_2 is sad. There is at least one x_2 for which if x_2 were sad, then x_2 is drinking water. For all x_2, if x_2 were an electrician, then x_2 is drinking water. For all x_2, x_2 will read a book or x_2 is an electrician.
For all x_2, x_2 is an electrician or x_2 is sad.