Student asked: Can we conclude from "Knife training can be just as intense as the police academy." that "Most people believe knife training is similar to a luxury vacation."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. A luxury vacation is enjoyable and relaxing so it would not be considered intense. The answer is no.

Student asked: Premise: "A man in a black jacket is standing with a group of people behind him."
Hypothesis: "The man has a shady past."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Attire and groups of people cannot determine that the man has a shady past. The answer is it is not possible to tell.

Student asked: Premise: "A young man in jeans and tennis shoes lies down on an upholstered bench with a backpack still strapped to his back."
Hypothesis: "A guy lies down with his backpack still attached."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. A young man can be called a guy. Having a backpack strapped to a back means having a backpack attached to a back. The answer is yes.

Student asked: Given the sentence "A couple having a dinner at a restaurant." can we conclude that "The couple are eating steak."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Steak is usually not the only dish served in a restaurant. The answer is it is not possible to tell.