Anchor: The default procedures provide for the sale of all allowances at a single, clearing price.
Entailed: The default makes sure there isn't more than one sale. 
Contradiction: Few of these have been sold without needing to do multiple sales.
Contradiction: The teenager is wearing black.
Contradiction: A band was playing.
Contradiction: Mixing Legos and Lava, What's Worse To Step On? Quantitative Triangulation In UnAction
Contradiction: They try to identify the suspects correctly.