Question: Sentence A: Knight's link to the vice president is now the power axis for a circle of his friends and clients, all of whom benefit from the relationship.

Sentence B: Knight is active in politics.

If sentence A is true, how about sentence B?
OPTIONS:
- yes
- it is not possible to tell
- no

Answer: it is not possible to tell

Question: Sentence A: specified area that has failed to attain the applicable National Ambient Air Quality Standard for a given pollutant.

Sentence B: The National Ambient Air Quality Standard measures carbon dioxide.

If sentence A is true, how about sentence B?
OPTIONS:
- yes
- it is not possible to tell
- no

Answer: it is not possible to tell

Question: Sentence A: But do you think as they've done her in, sir?"

Sentence B: But do you think we cannot do her in, sir?

If sentence A is true, how about sentence B?
OPTIONS:
- yes
- it is not possible to tell
- no

Answer: no

Question: Sentence A: Christie has been called by the Guinness Book of World Records, among others the best-selling writer of books of all time, and the best-selling writer of any kind together with William Shakespeare.

Sentence B: Christie holds no records for authorship as no one has really ever read any of her books.

If sentence A is true, how about sentence B?
OPTIONS:
- yes
- it is not possible to tell
- no

Answer:
no