Question:
'It came from the back of the train.'

Does it follow that "A large sound came from the back of the train."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
it is not possible to tell

Question:
oh does it spread out of the neighborhoods into the more the uh retired people's community or does it stay in the bad neighborhood

Does it follow that "I was wondering if it happens only in the bad neighborhood."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
yes

Question:
What you probably are is simply wrong.

Does it follow that "I know for sure that you are completely right."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
no

Question:
Unemployment is at an all-time low.

Does it follow that "Unemployment is lower than ever before."?
OPTIONS:
- yes
- it is not possible to tell
- no
Answer:
yes