Student asked: Given the sentence "Underground transportation entrance to oxford circus station." is it true that "There is an entrance."?
Teacher's response: Let's think. We assume there is an entrance as sentence one refers to the underground transportation entrance. The answer is yes.


Student asked: Premise: "A man wearing a black top and a woman wearing a purple are riding a suzuki motorbike."
Hypothesis: "A couple woman wearing purple are riding a suzuki motorbike."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. There can't be a man and woman if there are a couple women on the bike. The answer is no.


Student asked: Premise: "A white dog and a black dog holding a toy between them in their mouths."
Based on this premise, can we conclude that the hypothesis "Two cats are playing with a ball of yarn." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A white dog and a black dog are not two cats. The answer is no.


Student asked: Premise: "Four smiling people are building something."
Hypothesis: "A group of four were happily building something."
Do we know that the hypothesis entailed by the premise?
Teacher's response:
Let's think. A group of four implies four people and they are smiling so they must be happy. The answer is yes.