Anchor: People are clustered together on a city street.
Entailed: There are people on a street.
Contradiction: The street is empty.
Contradiction: They stood their ground and walked away undefeated. 
Contradiction: The child in the cape was running away from the children.
Contradiction: There were no calculations of subsidy costs after 1991.  
Contradiction: The one that's about an inch and a half wide with a bunch of grooves in it.