Student asked: Premise: "An elderly lady in sunglasses and a denim jacket."
Based on this premise, can we conclude that the hypothesis "An old lady wearing sunglasses." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. An elderly lady is an old lady. A lady in sunglasses is a lady wearing sunglasses. The answer is yes.

Student asked: Premise: "A child with a bucket over their head."
Hypothesis: "A child can't see because his eyes are covered."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A bucket over the child's head blocks his eyes; he cannot see. The answer is yes.

Student asked: Premise: "A yard laborer is cutting grass with a push lawn mower buy a busy street and a parking lot."
Hypothesis: "A person is using a lawn mower."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Laborer is a person and pushing lawn mower is same that of using it. The answer is yes.

Student asked: Premise: "Several indian customers are observing a vendor weighing the produce they are buying."
Based on this premise, can we conclude that the hypothesis "Several american customers are observing a vendor weighing the produce they are buying." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. The customers cannot be both Indian and American at the same time. The answer is no.