Anchor: Most people Prudie has observed tipping taxi drivers tack on a couple of bucks, no matter what the meter.
Entailed: People tend to give taxi drivers a flat tip of about two dollars.
Contradiction: The vast majority of people tip taxi drivers 20 percent of their fare.
Contradiction: The stock price will drop long before the discovery.
Contradiction: a person is riding
Contradiction: The people are inside a concert hall.
Contradiction: A woman is in a wheelchair.