Anchor: While Drew watched, the stouter back of Bartolomé cut off his first good look at his father.
Entailed: Drew could not see his father because his view was blocked.  
Contradiction: Drew could plainly see his father from where he stood.  
Contradiction: I believe they will put the money into a savings account. 
Contradiction: A woman is standing.
Contradiction: There are two very good choices.
Contradiction: There are two girls.