Consider the following premises. For all x_6, if x_6 were a cashier, then x_6 is playing tennis. If Richard plays squash, then Jennifer is a cashier. For all x_6, if x_6 plays tennis, then x_6 is a carpenter. Can we infer the following from them? If we can, name the inference rule being used: If Richard plays squash, then Jennifer is a cashier.
That is one of the premises. Therefore, the answer is yes.