A woman could be sitting in a chair and writing a note.
The question and answer are below.
Test for natural language inference.
Premise: "A woman sits in a chair and writes a note on a piece of paper."
Hypothesis: "A woman is sitting in a chair."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
yes

Playing the pipe in class does not imply being in music class.
The question and answer are below.
Premise: "Two young girls are playing the pipe in class."
Hypothesis: "Two girls are in music class."
Do we know that the hypothesis entailed by the premise?
it is not possible to tell

Just because the men are helping someone fix a bike doesn't mean they're in a bike race.
The question and answer are below.
Premise: "Two men are helping a third fix his upside-down bike on a gravel path."
Hypothesis: "The men are in a bike race."
Do we know that the hypothesis entailed by the premise?
it is not possible to tell