Anchor: These techniques require information about the size of the system being developed and about progress after development has begun.
Entailed: The size of the system must be known before employing this technique. 
Contradiction: The system size is not important to use this technique. 
Contradiction: You don't have a HR depatment.
Contradiction: Worshippers smear red paste on the statue's face.
Contradiction: Did you see that?
Contradiction: Anse also must be caught up in the same memory.