What can be inferred from the following premises in a single inference step (ignoring inferences that add new predicates or constants)? For all x_11, x_11 will drive a car. It is cloudy if and only if David is an electrician. James is not drinking water. It is cloudy if and only if James is drinking water.
If it is cloudy, then David is an electrician. If it is cloudy, then James is drinking water. If David were an electrician, then it is cloudy. If James drinks water, then it is cloudy. It is not cloudy.