Anchor: Authors like to complain, of course, but it is so rare for any recording artist to put out records over more than a three-year period.
Entailed: It is rare for recording artists to put out records over more than a three-year period, but authors like to complain.
Contradiction: Authors never complain about anything.
Contradiction: The two young people were telling eachother jokes on the subway tram
Contradiction: An animal is walking down a path.
Contradiction: Two people are walking down a street
Contradiction: Here as well, good bye.