Anchor: So their ability to move stock prices--which, in theory, encourage efficient capital allocation--is troubling.
Entailed: Their ability to change stock prices is troubling. 
Contradiction: The ability of controlling stocks is nothing to worry about.
Contradiction: The person does it of their own accord.
Contradiction: The Voting Rights Act gave minorities more rights.
Contradiction: A man goes down a fire pole.
Contradiction: There are two men in the photo.