Student asked: Premise: "Four people riding horses along beach."
Hypothesis: "The people are riding cows."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. Four people cannot be riding horses and riding cows at the same time. The answer is no.


Student asked: Premise: "A girl with black hair and braces is wearing sunglasses and posing with a wooden robot."
Based on this premise, can we conclude that the hypothesis "The girl is playing the saxophone." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. She must be either posing with a wooden robot or a saxophone. The answer is no.


Student asked: Given the sentence "The snowboarder is ready to jump." is it true that "The snowboarder is competing in a snowboarding competition."?
Teacher's response: Let's think. Ready to jump does not necessarily mean competing in a snowboarding competition. The answer is it is not possible to tell.


Student asked: Given the sentence "Two men playing instruments on the street to entertain passer byes." is it true that "The men played instruments on the street."?
Teacher's response:
Let's think. Two men that are playing instruments on the street played instruments on the street. The answer is yes.