Anchor: Brought back from Cuba during the 19th-century salt-export voyages.
Entailed: There were 19th-century salt-export voyages in Cuba.
Contradiction: There were 18th-century salt-export voyages in Cuba.
Contradiction: Teachers are well-respected and well-paid members of their communities.
Contradiction: A guy is playing music.
Contradiction: A baseball team is sitting in the lobby.
Contradiction: Auditing, quality control, ethics and independence standards must be set.