Anchor: Still, all that shine simply hid a different kind of dirt.
Entailed: Even though they were shiny, they weren't free of dirt.
Contradiction: The dirt showed prominently and hid any shine there was. 
Contradiction: These were all of the very poorest people.
Contradiction: Making rool dough  with wooden roller.
Contradiction: The young man is building a bridge
Contradiction: My only experience with that is getting a sore neck from looking up a lot.