Anchor: Basic  Though cliquey, 13-year-olds are basically nice, innocent kids (who really like Hanson).
Entailed: Though they tend to group together, 13-year olds are well-intentioned and innocent.
Contradiction: All 13-year olds are mean and evil children.
Contradiction: It is safe to assume the USA can rely on foreign investment forever. 
Contradiction: The Library of Celsus was built in a.d. 110.
Contradiction: The rock is small
Contradiction: A person posing