Consider the question. Test for natural language inference.
Premise: "An old man is standing in front of an ad on the sidewalk."
Hypothesis: "An man is standing in front of an ad on the sidewalk."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
 If the answer is 'yes'; explain the reasoning:
An old man is a man as part of his description on the sidewalk.