Student asked: Premise: "A guy shaving off his facial hair."
Hypothesis: "Man shaving his face."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A guy is a man. Shaving off his facial hair is rephrased as shaving his face. The answer is yes.

Student asked: Premise: "A man playing an exotic instrument is sitting in front of a calvin klein advertisement."
Hypothesis: "The man is playing a guitar."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The man is either playing a guitar or is playing an exotic instrument. The answer is no.

Student asked: Premise: "An asian woman in a bikini top and black skirt holds a popsicle and a set of keys."
Based on this premise, can we conclude that the hypothesis "The woman was in the sauna naked." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. If she were in a bikini top then she would not be naked. The answer is no.

Student asked: Premise: "A man with a gray beard is sitting by a window."
Hypothesis: "A man with a gray beard is looking out the window at the weather."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. The man sitting by a window may not be looking out the window at the weather. He may not be looking out the window at all. The answer is it is not possible to tell.