Anchor: One wants to be helpful and alert the person, but it is a very difficult thing to do.
Entailed: It is very difficult to be helpful and alert the person.
Contradiction: To be helpful and alert the person is a very easy thing to do.
Contradiction: The man is very young.
Contradiction: Some of the boys talked about going back to Texas to do ranching. 
Contradiction: The only things people say while running for office are lies.
Contradiction: A man among serveral busses