Anchor: On February 27, 1997, the FDA published a Notice of Proposed Rulemaking in the Federal Register.
Entailed: In February 1997 the FDA published a notice of proposed rulemaking to the federal register. 
Contradiction: The FDA proposed nothing in February 1997.
Contradiction: Two boys watch a movie before bed.
Contradiction: DLLs are computer files meant to be shared by multiple applications.
Contradiction: Greyhounds are walking around.
Contradiction: The woman on the phone stands outside the hospital.