Anchor: A curious and fascinating attraction is the La Brea Tar Pits, one of the world's richest sources of Pleistocene fossils that date back 40,000 years.
Entailed: The La Brea Tar Pits have been a known location for digging up fossils from up to 40k years ago.
Contradiction: The La Brea Tar Pits are only about two thousand years old.
Contradiction: A black dog rests its head on the couch.
Contradiction: Learning curves result from improvements to productivity.
Contradiction: A dog is being walked on the beach.
Contradiction: Despite the broad range of fabulous buildings in Rome, the Colosseum is the standout representation of the city's everlasting nature.