[Q] Premise: "An oriental man performing physical strengths on the floor."
Hypothesis: "A man is performing physical strengths because he wants to impress his fiancee."
Do we know that the hypothesis entailed by the premise?
[A] The man performing physical strengths cannot be inferred to be doing this because he wants to impress his fiancee.
The answer is it is not possible to tell.

[Q] Premise: "A boy is surfing on a green surfboard near two other people in the water."
Hypothesis: "A boy is playing volleyball on the beach."
Do we know that the hypothesis entailed by the premise?
[A] A boy cannot surf and play volleyball at the same time.
The answer is no.

[Q] Given the sentence "Women pull on yarn-like strings of another woman's plaid bag." is it true that "A group of women play volleyball in the sand."?
[A] The women that pull on yarn-like strings of another woman's plaid bag cannot be the same that play volleyball.
The answer is no.