Anchor: A boy jumping off of a dock while his friend watches
Entailed: the people are at the dock
Contradiction: the people are inside
Contradiction: The place was completely empty.
Contradiction: The sky is nearly covered by the majesty of the mountain range.
Contradiction: The net cost of operations can be found without concern for revaluations or worry about profit or loss; just pick a number that sounds good. 
Contradiction: Our grandmothers would not call this a proposal.