Question: Sentence A: And, anyway, how did he know?

Sentence B: How did he know about that?

If sentence A is true, how about sentence B?

Answer: yes

Question: Sentence A: Between 1993 and 1996, the Postal Service conducted the survey using a relatively small panel of about 400 routes.

Sentence B: A panel of 800 routes was used.

If sentence A is true, how about sentence B?

Answer: no

Question: Sentence A: To hold costs down, the $24 billion program doesn't cover kids who are currently insured.

Sentence B: The program does not cover kids who are already insured unless they have a terminal illness.

If sentence A is true, how about sentence B?

Answer: it is not possible to tell

Question: Sentence A: Efforts to shelter the Allies and smuggle them off the island in small groups from isolated south coast beaches were remarkably successful.

Sentence B: Some of the Allies were sheltered and then smuggled from beaches on the south coast.

If sentence A is true, how about sentence B?

Answer:
yes