Next Question: Premise: "A man in a white suit walks down the street holding a newspaper."
Hypothesis: "Men with a newspaper in a moring walk at street."
Do we know that the hypothesis entailed by the premise?
My Answer: Let's think. Being with a newspaper is a rephrasing of holding a newspaper. The answer is yes.

Next Question: Premise: "A man jumps from a rock into the water."
Hypothesis: "Man laughing at drowning kid."
Do we know that the hypothesis entailed by the premise?
My Answer: Let's think. The man cannot jump from a rock into the water and be laughing at drowning kid simultaneously. The answer is no.

Next Question: Premise: "A man is sitting with his music stand in front of him."
Hypothesis: "A man is going to play a song."
Do we know that the hypothesis entailed by the premise?
My Answer: Let's think. A man with a music stand in front of him is not necessarily going to play a song. The answer is it is not possible to tell.

Next Question: Given the sentence "A kayaker wearing a blue wetsuit and black helmet paddles his yellow kayak in murky rolling rapids." is it true that "The man is on the river."?
My Answer:
Let's think. Kayaking in murky rolling rapids can happen in various bodies of water and doesn't happen exclusively on a river. The answer is it is not possible to tell.