Student asked: Premise: "Two elderly ladies and a gentleman are talking on the street in europe."
Based on this premise, can we conclude that the hypothesis "Some people are talking in the street." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. In the street and on the street have slightly different connotations. The answer is it is not possible to tell.


Student asked: Premise: "Two men with fishing rods are standing on a shore."
Hypothesis: "People are catching fish."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. You can hold fishing rods on the shore without catching fish. The answer is it is not possible to tell.


Student asked: Premise: "A backhoe is digging a trench outside of a building."
Hypothesis: "A backhoe is moving dirt."
Do we know that the hypothesis entailed by the premise?
Teacher's response: Let's think. That A backhoe is digging a trench outside of a building does not imply it is moving dirt. The answer is it is not possible to tell.


Student asked: If "A man checking food on a grill." does that mean that "The baker checks on the cake in the oven."?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. Contradictory remark is mention of cake in oven as against food on a grill in first sentence. The answer is no.