Anchor: The mix of generation types and sizes was chosen to mirror, in general terms, the nationwide mix of capacities.
Entailed: The mix of types in sizes chosen to copy was a nationwide mix of capacities. 
Contradiction: Every time chosen to mirror was exactly the same. 
Contradiction: A really big dog is running.
Contradiction: invitations for procurement and awards for contracts
Contradiction: He was glad that he didn't feel alone anymore. 
Contradiction: I haven't done it before last week.