Anchor: Whittington addressed the other as Boris.
Entailed: Whttington called the other person Boris.  
Contradiction: Whitting called the other person Bob.  
Contradiction: Design stability by the critical design review had no effect on the system demonstration phase for program officials.
Contradiction: He and his wife and I had a great conversation.
Contradiction: There is a huge difference between the GDP and GNP in the United States. 
Contradiction: The last items purchased are the first out in a LIFO model.