Student asked: Test for natural language inference.
Premise: "A guy works on a building."
Hypothesis: "The worker works on the building."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A guy is a worker who is working on a building. The answer is yes.


Student asked: Premise: "A man with a striped shirt."
Hypothesis: "Blue jeans and a red kerchief in his pocket is being thrown off a brown irate horse while a brown and tan horse is buckling while the crowd is watching."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. The man being thrown off a horse is a professional horse rider. The answer is it is not possible to tell.


Student asked: Premise: "Two boys are reading a book in the bathroom."
Based on this premise, can we conclude that the hypothesis "Two boys in the bathroom." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Boys reading in the bathroom is equivalent to the boys being in the bathroom. The answer is yes.


Student asked: Premise: "An older man and woman exercise on treadmills."
Hypothesis: "A woman and a man are jogging on exercise machines."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. They might only be walking on the machines rather than jogging. The answer is it is not possible to tell.