[QUESTION] Given the sentence "A little african boy looks curiously at an adult white female." is it true that "The boy has never seen a white female before."?
Not every African boy has never seen a white female before.
The answer is it is not possible to tell.

[QUESTION] If "A young man hitting a ball with a bat." does that mean that "A guy is playing baseball with friends."?
Options:
- yes
- it is not possible to tell
- no
A young man hitting a ball with a bat does not necessary that he is playing baseball with friends.
The answer is it is not possible to tell.

[QUESTION] If "A group of men paint on a series of canvasses in front of a brick wall on a public street." does that mean that "Men are painting."?
Options:
- yes
- it is not possible to tell
- no
Paint and painting are just different forms of the same verb with painting being the inflected verb of paint.
The answer is yes.

[QUESTION] Test for natural language inference.
Premise: "Three boys in life jackets float on a raft."
Hypothesis: "Three boys are stranded in the ocean."
Is the hypothesis entailed by the premise?
Options:
- yes
- no
- it is not possible to tell
Not all boys in life jackets are stranded since life jackets can also be used for safety in recreational water activities. It is possible to float on a raft in a body of water other than the ocean.
The answer is it is not possible to tell.