Anchor: Tuppence looked round to see what had startled her.
Entailed: Tuppence was startled.
Contradiction: Tuppence was calm.
Contradiction: A cat walks near a street.
Contradiction: I need to make my displeasure known, but in a friendly way. 
Contradiction: The boy is being insulted by people.
Contradiction: She said his technique was methodical and slow.