Given the rationale, provide a reasonable question and answer. Step-by-step reasoning process: Girl laying her head down on a book does not imply she fell asleep.
 The question and answer:
Premise: "A girl seated at a desk in a library lays her head down on a book."
Hypothesis: "A girl studied so long she fell asleep in her book."
Do we know that the hypothesis entailed by the premise?
The answer is it is not possible to tell