Student asked: Can we conclude from "The boy in the black hat balanced his body on one hand." that "The boy has good balance."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. The boy may have good balance because he is standing on one leg. The answer is it is not possible to tell.


Student asked: Premise: "An homeless man is rubbing his hands together trying to keep warm."
Hypothesis: "A homeless man rubbing his hands together for warmth on a cold snowy day outside."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The day could have been something other than cold and snowy. The homeless man could have been outside or inside. The answer is it is not possible to tell.


Student asked: Premise: "A smiling post office worker proudly shows off his four wheeled mailbag carrier."
Hypothesis: "A snarling postal worker throws his mailbag across the room."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. The worker that proudly shows off his four wheeled mailbag carrier cannot be the same that throws it across the room. The answer is no.


Student asked: If "Three dogs are competing in a dog race." does that mean that "The dogs are chasing a cat."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Dogs competing in a dog race cannot be chasing a cat. The answer is no.