Question: Sentence A: One-third of all Hong Kong's beaches are to be found in a single 14-km (9-mile) stretch of this region's shoreline.

Sentence B: Less than a fifth of Honk Kong beaches are in that 9-mile stretch.

If sentence A is true, how about sentence B?

Answer: no

Question: Sentence A: Strict emission controls for cars and industry have considerably reduced L.A.'s notorious smog, but air quality can still be poor.

Sentence B: The government thinks of ways to reduce air pollution.

If sentence A is true, how about sentence B?

Answer: it is not possible to tell

Question: Sentence A: Before long, the streets and alleys around the temple were filled with music halls, burlesque theaters, cabarets, gambling dens, and watering holes of every description.

Sentence B: The streets around the temple were populated with music halls.

If sentence A is true, how about sentence B?

Answer: yes

Question: Sentence A: (Budget Director Frank Raines dismissed such details as boring.

Sentence B: Director Frank Raines decided such details were boring and didn't pay attention to it.

If sentence A is true, how about sentence B?

Answer:
yes