Anchor: The employer and employee contributions are generally calculated in the same way
Entailed: Contributions from the employers and employees are similarly calculated. 
Contradiction: The contributions are calculated differently between the employers and the employees.
Contradiction: Two people are sitting on a couch.
Contradiction: I will not be recognized as a writer if my comments are worthless.
Contradiction: Information resources are normally acquired by stealing them from other agencies.
Contradiction: It has snowed recently.