QUESTION: Premise: "A woman wearing a gas mask is sitting behind a sewing machine sewing."
Based on this premise, can we conclude that the hypothesis "There is a women sowing indoors." is true?
Options:
- yes
- it is not possible to tell
- no

SOLUTION: Let's solve this gradually. Sitting behind a sewing machine does not imply sewing (sowing) or being indoors.
Answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "The back of two men's heads riding on a train."
Hypothesis: "The train is making the back of two mens heads bounce on the head rest."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

SOLUTION: Let's solve this gradually. Riding on a train doesn't imply that the men's heads bounce.
Answer is it is not possible to tell.

QUESTION: Premise: "A snowboarder is grinding on a rail down a slope with snow all around."
Based on this premise, can we conclude that the hypothesis "A snowboarder poses in front of the ski lift." is true?
Options:
- yes
- it is not possible to tell
- no

SOLUTION: Let's solve this gradually. One cannot be grinding on a rail down a slope while posing in front of a ski lift.
Answer is no.

QUESTION: Test for natural language inference.
Premise: "Boy on playground equipment."
Hypothesis: "A boy is swimming in the laker."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

SOLUTION:
Let's solve this gradually. Swimming in a lake and playing on a playground are distinct actions.
Answer is no.