Consider the question. Premise: "A young guy playing volleyball wearing a yellow shirt and navy blue shorts and being watched by an audience."
Hypothesis: "A guy hits an ace serve."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
 What is the step-by-step reasoning process to arrive at the answer: it is not possible to tell?
Playing volleyball does not necessarily imply that the player hit an ace serve.