Anchor: They were slaved to each other only by economic necessity.
Entailed: They were together because of their economic situation. 
Contradiction: They were slaved together by their own free will.
Contradiction: Low income households don't have to negotiate legal issues.
Contradiction: Two men work on a net.
Contradiction: The people are looking at classic motorcycles.
Contradiction: A woman dressed in a Nike shirt looks down at the ground.