Student asked: Premise: "A football player getting tackle."
Based on this premise, can we conclude that the hypothesis "Spectators are watching a baseball game." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response: Let's think. A player cannot be a spectator same time and a football is not same as a baseball. The answer is no.


Student asked: Test for natural language inference.
Premise: "Two black women standing outside share a warm greeting."
Hypothesis: "Women are standing."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. Women standing outside are women standing; the second sentence repeats the first. The answer is yes.


Student asked: Can we conclude from "An ethnic street vendor smiles as he displays his vegetables and smokes a cigarette." that "The street vendor is not from america."?
Options:
- yes
- no
- it is not possible to tell
Teacher's response: Let's think. It's not necessarily true that the vendor is not from America. The answer is it is not possible to tell.


Student asked: Premise: "A young father in an orange construction vest has a young son on his shoulders who is wearing a matching vest."
Based on this premise, can we conclude that the hypothesis "The father and son are wearing matching vests." is true?
Options:
- yes
- it is not possible to tell
- no
Teacher's response:
Let's think. A young father and a young son are a father and son. The answer is yes.