Question: Sentence A: Several of these walks, which will be discussed in this book, are among the highlights of Madeira.

Sentence B: The book mentions the highlights of Madeira.

If sentence A is true, how about sentence B?

Answer: it is not possible to tell

Question: Sentence A: The Postal Service could, for example, place a Roman numeral in front of each ZIP Code, yielding a code like I-20878-2619.

Sentence B: The postal service could put a roman numeral in front of zip codes

If sentence A is true, how about sentence B?

Answer: yes

Question: Sentence A: The prophecy fulfills itself, rather than being fulfilled.

Sentence B: The prophecy was made a hundred years ago.

If sentence A is true, how about sentence B?

Answer: it is not possible to tell

Question: Sentence A: Quoting a Pat Buchanan adviser's demand that Bush take some positions on abortion, taxes, China, homosexual rights, U.S.

Sentence B: Pat Buchanan has at least one adviser

If sentence A is true, how about sentence B?

Answer:
yes