Anchor: A small child sliding down a snowy hill.
Entailed: A child slides down a hill in the snow.
Contradiction: A child builds a snowman.
Contradiction: I don't find them convenient. 
Contradiction: The heraldic lion of Florence is called the Marzocco.
Contradiction: I am sure it is not the whole state.
Contradiction: In five years, the general built roads, created the postal service, and set the pattern of the administration before dying.