Q: Given the sentence "Two shirtless men balance on scaffolding." is it true that "There are half-naked men."?
A: Men without shirts are wearing half their clothing and therefore would be considered half-naked .
The answer is yes.

Q: Premise: "A man wearing suspenders poses outside."
Hypothesis: "The guy is having his picture taken by a professional photographer."
Do we know that the hypothesis entailed by the premise?
A: Posing does not imply he is posing for a picture or having his picture taken.
The answer is it is not possible to tell.

Q: Premise: "Six very colorful hot air balloons getting ready to fly."
Hypothesis: "The balloons just took off."
Do we know that the hypothesis entailed by the premise?
A: Get ready to fly doesn'y imply that the ballons just took off.
The answer is it is not possible to tell.

Q: Premise: "Men walking on the scaffolding of a building."
Hypothesis: "A man walking on a tight rope between two rivers."
Is the hypothesis entailed by the premise?
Options:
- yes
- it is not possible to tell
- no
A:
Men which stands for more than one man is in direct contradiction of a man which mean just 1 man.
The answer is no.