Anchor: Your help has been of the most invaluable. 
Entailed: You have given me a lot of important help.
Contradiction: Your help has been completely useless.
Contradiction: Everyone in the house is still asleep.
Contradiction: A new skier shows true lack of skill
Contradiction: The man in jeans is sitting by the tall ladder.
Contradiction: The analysis describes small entities to which the rule will apply.