Student asked: Test for natural language inference.
Premise: "Brown dog holding stick in mouth."
Hypothesis: "The dog has nothing in its mouth."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. The dog holding sticks in mouth definitely has something in its mouth. The answer is no.


Student asked: Test for natural language inference.
Premise: "Man in white shirts and khaki pants rests head in hand."
Hypothesis: "A man is really tired."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Just because a head is in hand does not mean someone is tired. The answer is it is not possible to tell.


Student asked: Given the sentence "A woman gives the finger to a man about to deliver a shipment of plants and a passerby looks on." is it true that "A woman is flipping off a man with a shipment of plants."?
Teacher's response: Let's think. Woman giving the finger to a man is the same as woman flipping off a man as part of the description of man about to deliver a shipment. The answer is yes.


Student asked: Can we conclude from "A firefighter sprays water onto a gigantic pile or burning ash that includes flames and dark smoke." that "A firefighter puts out a fire."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. To spray water onto flames means to put out a fire. The answer is yes.