Student asked: Given the sentence "A blond woman in a skirt serving food to a man." is it true that "A waitress brings a steak to the table."?
Teacher's response: Let's think. The blonde woman may not be a waitress and the food may not be steak. The answer is it is not possible to tell.

Student asked: Premise: "A dirty-blonde girl wearing a white tank top and blue jeans is standing in the middle of a green field and playing with dandelions."
Hypothesis: "The girl has black hair."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The girl wouldn't have dirty-blonde and black hair at the same time. The answer is no.

Student asked: If "Several musicians are positioned around the drummer and the staircase on a stage." does that mean that "Some musicians are performing."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The drummer is usually center stage and the musicians are on a stage which implies that they are playing music. The answer is yes.

Student asked: Can we conclude from "A man with a guitar and a microphone stands on stage." that "A man with a guitar on a stage is smiling."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. A man with guitar and mircrophone not necessarily smiling when he stands on stage. The answer is it is not possible to tell.