Anchor: If you are happier to leave the seamanship to someone else, then take a harbor cruise at Marina del Rey, San Pedro, or the Balboa Peninsula.
Entailed: If you don't want to sail, then take the harbor cruise.
Contradiction: They don't offer cruises because it's best if you sail yourself.
Contradiction: The girl is jumping rope outside her school.
Contradiction: I'm planning to get one with a padded ankle.
Contradiction: Hostadter did not talk about politics.
Contradiction: The Czechs think Havel is their king.