QUESTION: Given the sentence "A father helping his son tie his tie." is it true that "The tie is placed around the waist."?

Let's solve it slowly: One cannot tie a tie and place it around the waist simultaneously.
The answer is no.

[QUESTION] Given the sentence "A man with a long black hair and beard." is it true that "Wearing a black shirt is sitting on rocks within a fenced in enclosure while holding the paw of a young polar bear."?
A bearded man is at the zoo where he works with the polar bears.
The answer is it is not possible to tell.

Q: Premise: "A family is watching stunt jets in the sky."
Hypothesis: "The blue angels are doing a show."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A: Stunt jets in the sky could have been done by someone else not necessary by the blue angels.
The answer is it is not possible to tell.

QUESTION: If "Blond woman smoking a cigarette by her shopping bags." does that mean that "The woman is waiting for a cab driver."?
Options:
- yes
- it is not possible to tell
- no

Let's solve it slowly: Not all women who smoke are waiting for a cab driver.
The answer is it is not possible to tell.

[QUESTION] If "Arm-strokes from swimmers who are racing in the pool." does that mean that "No one is in the water."?
Options:
- yes
- it is not possible to tell
- no
Swimmers can not be racing in the pool if no one is in the water.
The answer is no.

Q: Given the sentence "A tour of a untouched garden." is it true that "A tour of a house."?
A:
The tour is either of a untouched garden or a house.
The answer is no.