[QUESTION] Premise: "A group of people sit on a rocky ledge with a scenic view behind them."
Hypothesis: "A group of people sit on a ledge."
Do we know that the hypothesis entailed by the premise?
The sentence is shortenned to group of people sit on a ledge.
The answer is yes.

Q: Premise: "Workmen and excavation machines hard at work at a building site."
Hypothesis: "Workmen and excavation machines are doing some tough work on a building site."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: Doing some tough work is the same as being hard at work.
The answer is yes.

QUESTION: Premise: "Two military workers help to clean up rubble."
Based on this premise, can we conclude that the hypothesis "The army privates are particpating in base clean-up day." is true?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Military workers helping to clean up rubble are not necessarily particpating in base clean-up day and are not necessarily army privates.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A guy wearing an orange shirt and black shorts is running on a track."
Hypothesis: "The guy is in a race."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A guy running on a track doesn't mean he is in a race.
The answer is it is not possible to tell.

Q: If "A black-haired girl is eating corn on the cob." does that mean that "The corn got stuck in the black-haired girls teeth."?
Options:
- yes
- it is not possible to tell
- no
A: Eating corn on the cob does not imply corn got stuck in teeth.
The answer is it is not possible to tell.

[QUESTION] Given the sentence "A man in a black shirt and a cast smokes a cigarette." can we conclude that "A man smoking a cigarette."?
Options:
- yes
- it is not possible to tell
- no
A man smokes a cigarette in a cast and black shirt.
The answer is yes.