Anchor: The centre is small and compact, perfect for strolling.
Entailed: The centre is very small and portable.
Contradiction: The centre is large and not designed to be carried.
Contradiction: The 1-million-year-old fossil has been identified as a proto-snake with two legs by two experts in the field.
Contradiction: The MIT graduates are off in their own world but I have a lot of respect for the master's and doctorate program.
Contradiction: The unofficial ladies can be found in pink booths, while the official braiders are at the cafes and bars. 
Contradiction: A person practices his skateboarding.