Consider the following premises. For all x, x will sleep. For all y, y is a scientist. Can we infer the following from them? Karen is sleeping and David is a scientist.
 From the fact that for all x, x will sleep we can infer that Karen is sleeping. From the fact that for all y, y is a scientist we can infer that David is a scientist. Finally, from the fact that Karen is sleeping, and that David is a scientist we can infer that Karen is sleeping and David is a scientist. Therefore, the answer is yes.