Given the sentence "Two men wearing jeans sit along muddy pipes." is it true that "Two men are working on pipes."?

it is not possible to tell
Explanation: Just because men sit along muddy pipes it does not mean they are working on pipes..

Given the sentence "A man at a park is taking pictures." can we conclude that "A man is at the beach taking pictures."?
Options:
- yes
- it is not possible to tell
- no

no
Explanation: A man cannot be at a beach and at a park at the same time..

Given the sentence "A small group of asian women wearing redhead scarves and black shirts are shopping." is it true that "The group of asian women are shopping for shoes."?

it is not possible to tell
Explanation: A small group of Asian women wearing redhead scarves and black shirts are shopping does not imply that they are shopping for shoes..

Premise: "Three people at a library with computers."
Hypothesis: "People rubbing sticks to start a fire in a pit."
Do we know that the hypothesis entailed by the premise?
no
Explanation: There cannot be a fire pit in the library with computers..