Anchor: The Greek Hellenistic Empire was gradually, and peacefully, absorbed into the Roman Empire.
Entailed: The Roman Empire gradually absorbed the Greek Empire.
Contradiction: The Greek Empire forced the fall of the Roman Empire.
Contradiction: the cat was sleeping on the couch
Contradiction: The town gathered together.
Contradiction: There is a boat in the sky
Contradiction: This machine can be hooked up to a regular TV and do video presentations.