Anchor: Open System Interconnection Protocols.
Entailed: There are protocols given for open system interconnection.
Contradiction: No protocols exist for open system interconnection.
Contradiction: A chef does not taste his own food
Contradiction: People are outside.
Contradiction: Despite the hard work, the local shopkeepers had to let the city know they were nowhere near close to opening.
Contradiction: Procurements over $25,000 are approved by someone.