Anchor: The cork oaks are stripped of their valuable bark every ten years or so, baring a ?­russet-brown trunk until the cork grows back again.
Entailed: Bark form the cork trees is harvested once per decade.
Contradiction: The bark of the cork oaks is worthless.
Contradiction: Both Chan and Tucker are from Mexico.
Contradiction: A change in the current federal policy to permit individual use could affect GSA. 
Contradiction: It took nine men to drag the combatant from the pits with ropes.
Contradiction: The Getty Villa has been renovated.