Consider the following premises. For all x_7, x_7 will drive a car or x_7 is not a police officer. For all x_7, x_7 is a police officer or x_7 is a carpenter. There is at least one x_7 for which x_7 will drive a car if and only if x_7 is a carpenter. Can we infer the following from them? If we can, name the inference rule being used: For all x_7, x_7 will drive a car or x_7 is not a police officer.
That is one of the premises. Therefore, the answer is yes.