Student asked: Given the sentence "The men are looking at fish for sale in plastic bags at a market." is it true that "The fish are walking around."?
Teacher's response: Let's think. If fish are in a bag they cannot be walking around. The answer is no.


Student asked: If "A surfer rides a green wave." does that mean that "The surfer had been riding waves all morning."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. Riding waves all morning is not implied by riding a green wave. The answer is it is not possible to tell.


Student asked: Premise: "A dark-haired man in a white t-shirt with a cellphone looks down a street."
Hypothesis: "There is a man outside."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. A dark-haired man in a white t-shirt with a cellphone looks down a street MAN OUTSIDE. The answer is yes.


Student asked: Premise: "A group of people are standing on a raft as it drifts down a river."
Hypothesis: "People are sitting in a raft that's been washed up onshore for a few hours."
Do we know that the hypothesis entailed by the premise?
Teacher's response:
Let's think. The group can not be standing as a raft drifts if they are sitting onshore. The answer is no.