Anchor: There's no satisfactory way to buy rare or one of a kind items, but online auctions are a particularly bad method.
Entailed: Online auctions are a terrible way to buy rare things. 
Contradiction: The best way to buy rare things is through online auctions. 
Contradiction: The worst case scenario should not be considered 
Contradiction: Not everyone realizes that you can go all the way back to 1951 and realize drug dealers existed then.
Contradiction: The man is a lawyer.
Contradiction: That is true.