QUESTION: Given the sentence "A couple examining produce at a farmers' market." is it true that "A couple is trying to decide if they should buy bananas at the farmers' market."?

Let's solve it slowly: A couple examining produce at a farmers' market does not imply that they are trying to decide if they should buy bananas at the farmers' market.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "In a horse race five horses and five jockeys are clustered together competing for first place."
Hypothesis: "The jockeys are attemtpting to turn a sharp corner on the track."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly: Horse racer clustered together could be anywhere not only attempting to turn a sharp corner.
The answer is it is not possible to tell.

QUESTION: Test for natural language inference.
Premise: "A man prepares a fire outside to do some metalwork."
Hypothesis: "The man is going to forge metal."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell

Let's solve it slowly:
The man is going to do some metalwork but he isn't necessarily going to forge metal.
The answer is it is not possible to tell.