[Q] Given the sentence "Construction workers walking along train tracks." is it true that "The workers are building a bridge."?
[A] We know they are workers but we don't know they are building a bridge.
The answer is it is not possible to tell.

[Q] Test for natural language inference.
Premise: "Women walk down a buzy sidewalk."
Hypothesis: "The women are not women but they are men."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
[A] When the woman walk down a sidewalk but can not a women they men.
The answer is no.

[Q] Premise: "Two children in white outfits and red protective gear spar on a mat."
Hypothesis: "Two children are wrestling."
Do we know that the hypothesis entailed by the premise?
[A] Spar means making the motions of boxing without landing heavy blows and boxing is a form of wrestling.
The answer is yes.