Anchor: A man with a safety hat does roadwork.
Entailed: A man with a safety hat on works.
Contradiction: A man without a safety hat on does ground work.
Contradiction: A baby smiled while a lady held a little boy.
Contradiction: Americans have been relying on the courts since the 1780s. 
Contradiction: The Palazzo Venezia is an example of medieval architecture.
Contradiction: A mask is being worn.