Question: Sentence A: there's two gates that go into the back yard and we've got one of those big eight foot privacy fences and one of the gates has a padlock on it and then the other gate just has one of those slide bar things but it's on the inside it's

Sentence B: There's no gates in the backyard or a fence.

If sentence A is true, how about sentence B?

Answer: no

Question: Sentence A: Maybe tomorrow will bring some better news ...

Sentence B: Today was a great day full of great news!

If sentence A is true, how about sentence B?

Answer: no

Question: Sentence A: You can get an occasional small sconto (discount) for purchases in volume or while paying in cash, but the spread of foreign travel has taught shopkeepers in the most remote provinces the going international price for everything.

Sentence B: Shopkeepers in the remote provinces are very generous and will give a discount to the most courteous and friendly of travelers.

If sentence A is true, how about sentence B?

Answer: no

Question: Sentence A: Ah, but he had no opportunity.

Sentence B: He did not have the chance to do anything.

If sentence A is true, how about sentence B?

Answer:
yes