Student asked: If "Men are standing next to some sort of hydraulic machine." does that mean that "Men are standing next to a coffee maker."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. There can be men next to either a coffee maker or a hydraulic machine. The answer is no.

Student asked: Can we conclude from "A musician is giving a concert to fans." that "A concert is happening."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. When a musician is giving a concert a concert is happening. The answer is yes.

Student asked: If "Three men walk through a park near a river." does that mean that "Men are surfing in the ocean."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. The men cannot be surfing in ocean and walk through park at the same time. The answer is no.

Student asked: If "Man with black jacket sits on wall and overlooks river." does that mean that "A woman is walking her dog."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. A man and a woman differ in gender. A person who sits on a wall can't be walking a dog. The answer is no.