Consider the question. Test for natural language inference.
Premise: "Three people walk away from the camera."
Hypothesis: "And a man in a black shirt looks back."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
 What is the step-by-step reasoning process to arrive at the answer: it is not possible to tell?
Three people are participating in a professional photoshoot for a magazine.