Anchor: One canoe heading for another on a foggy riverbank.
Entailed: One canoe heading for another on a riverbank.
Contradiction: One kayak heading for another on a foggy riverbank.
Contradiction: Large dogs are on a shopping spree
Contradiction: There's nothing to laugh at.
Contradiction: This careless guess, which has never been made before, is flawed and is rather meaningless.
Contradiction: Three people are preparing a wedding on the beach.