Next Question: Premise: "A zoo worker is inside an exhibit."
Hypothesis: "Playing with a tiger that is climbing up a tree."
Do we know that the hypothesis entailed by the premise?
My Answer: Let's think. The zookeeper plays with the tiger as it climbs the tree. The answer is yes.

Next Question: Given the sentence "A man wearing a long-sleeved gray shirt and dark pants is walking through a gray stone archway." is it true that "There is an archway."?
My Answer: Let's think. If you are walking through an archway then there must be an archway. The answer is yes.

Next Question: Given the sentence "Men and women are standing on a street corner." is it true that "The man and woman are standing."?
My Answer: Let's think. There can be one man and one woman amongst men and women. The answer is yes.

Next Question: Given the sentence "Workers making dangerous icy steps not so dangerous." is it true that "Nobody is a worker."?
My Answer:
Let's think. People who is making icy steps are worker so it can not say nobody is a worker. The answer is no.