What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all y_2, y_2 is an electrician. For all y_2, y_2 is an electrician if and only if y_2 will go running. For all y_2, y_2 will drink water.
For all y_2, y_2 is an electrician and y_2 will drink water. For all y_2, y_2 will drink water and y_2 is an electrician. For all y_2, if y_2 were an electrician, then y_2 is running. For all y_2, if y_2 goes running, then y_2 is an electrician.