[QUESTION] Test for natural language inference.
Premise: "A pair of welders are working outdoors on a large steel structure."
Hypothesis: "The welders are cursing."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Welding on a large structure does not imply one is cursing on the job.
The answer is it is not possible to tell.

[QUESTION] Can we conclude from "Stevie wonder is performing on stage at one of his many wonderful concerts." that "Lady gaga is singing her favorite song."?
Options:
- yes
- no
- it is not possible to tell
Stevie Wonder and Lady Gaga can't be performing at the same time.
The answer is no.

[QUESTION] Can we conclude from "A boy in a green soccer uniform hangs upside down from a farm vehicle." that "The boy is hanging by his legs."?
Options:
- yes
- no
- it is not possible to tell
A boy hangs upside down from a farm vehicle implies the boy is hanging by his legs.
The answer is yes.

[QUESTION] If "There is a man sitting at a sewing machine outside behind a small brick house and talking to 3 other people." does that mean that "The man is sewing pants."?
Options:
- yes
- it is not possible to tell
- no
A man talking at a sewing machine machine is not assumed to be sewing pants.
The answer is it is not possible to tell.