Anchor: This was based on the change in air quality between the 1996 Base Year and each future year scenario.
Entailed: The air quality changed after the Base Year.
Contradiction: The Base Year for tracking air quality was 1998.
Contradiction: McCain's hagiography is completely free of harm. 
Contradiction: The man with umbrella is posing for a picture.
Contradiction: We will not watch any TV today.
Contradiction: Humans walking