Anchor: We will see below that the variations in postal density are different from variations in population density.
Entailed: The amount of postal density doesn't fall in line with population density.
Contradiction: The population density of an area is a good indication of how much postal density one will encounter. 
Contradiction: They'll end next week.
Contradiction: He was victorious over me.
Contradiction: The boy is walking.
Contradiction: Sometimes they play the same thing over and over again with no regards to quality.