Anchor: By then, the city had become a stagnant backwater.
Entailed: By that time the city had become stagnant.
Contradiction: At that time the city flourished with life and was at its cultural peak.
Contradiction: There is no goalkeeper in the waterpolo match.
Contradiction: Class writing in beautifully artistic calligraphy.
Contradiction: We don't know why we are here. 
Contradiction: The James Joyce Cultural Center is currently run by Joyce's nephew.