[QUESTION] Premise: "Two girls talking while sitting on the stairs."
Based on this premise, can we conclude that the hypothesis "Two girls are happily talking." is true?
Options:
- yes
- it is not possible to tell
- no
Two girls talking while sitting on the stairs does not necessary that they are happily talking.
The answer is it is not possible to tell.

Q: Test for natural language inference.
Premise: "The dog is on a leash and is walking out of the water."
Hypothesis: "The dog is on a leash."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
A: The dog is on a leash means the same as the dog is on a leash.
The answer is yes.

QUESTION: Given the sentence "Two dogs run through a field." can we conclude that "They are made of sand."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Dogs are living things made of sands indicates non living things.
The answer is no.

[QUESTION] Given the sentence "A man sitting at a table with a scary mask covering his face." is it true that "A man dressed up for a wedding."?
A man dressed up for a wedding would not wear a scary mask.
The answer is no.

Q: Premise: "The three firemen are talking near the two red firetrucks."
Hypothesis: "Three firemen decide the best way to put out the roaring fire behind their trucks."
Do we know that the hypothesis entailed by the premise?
A: Three fireman talking does not imply they decide the best way to put out the fire.
The answer is it is not possible to tell.

[QUESTION] Test for natural language inference.
Premise: "A fireman on a ladder fixing a telephone pole with flames in the background."
Hypothesis: "The fireman sat in the firetruck while the telephone pole was burning."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
If a fireman on a ladder then he is not in the firetruck.
The answer is no.