Given the sentence "Javelin thrower wearing a dark shirt and preparing to throw." is it true that "A javelin thrower is practicing for a meet."?

it is not possible to tell
Explanation: The javelin thrower is preparing to throw but that doesn't necessarily mean that the javelin thrower is practicing for a meet..

Premise: "A little boy with a blue shirt looking through a gun scope."
Hypothesis: "A boy plays with a dollhouse."
Do we know that the hypothesis entailed by the premise?

no
Explanation: The boy either plays with a dollhouse or is looking through a gun scope..

Premise: "A girl is looking over a boy's shoulder as he reads a book."
Based on this premise, can we conclude that the hypothesis "A boy reads a book." is true?
Options:
- yes
- it is not possible to tell
- no

yes
Explanation: Boy reads a book is part of the sentence girl is looking over boy's shoulder as he reads a book..

Can we conclude from "A yellow dog digs in the sand near grass." that "A yellow dog digs in the sand near grass for a bone."?
Options:
- yes
- no
- it is not possible to tell
it is not possible to tell
Explanation: The dog in sentence 1 may not be digging for a bone..