Student asked: Can we conclude from "Sitting at a table with beer empty beer mugs on it one brother is has a birthday cake sliced with sprinkler lit up while the younger brother is smiling with his eyes closed." that "It is the younger brother's birthday."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. The fact that one brother has birthday cake sliced while younger brother is smiling doesn't imply that it is the younger brother's birthday. The answer is it is not possible to tell.

Student asked: Test for natural language inference.
Premise: "A man is shaving another man's beard."
Hypothesis: "A man is getting a shave."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Shaving another man's beard means that a man is getting a shave. The answer is yes.

Student asked: If "2 tourists are being photographed in front of a tourist attraction." does that mean that "2 tourists are being photographed by an attraction."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Just because two tourists are being photographed in front of a tourist attraction does not mean they are being photographed by an attraction. There is nothing to indicate that the photographer is an attraction. The answer is it is not possible to tell.

Student asked: Can we conclude from "A young couple walking on the sidewalk away from the beach." that "A man and a woman are holding hands as they leave the beach."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response:
Let's think. It's not possible to know that the young couple are holding hands. The answer is it is not possible to tell.