Anchor: It takes around 30 minutes and is a very pleasant strollthankstothecoolbreezesthatcomeoffthesea.
Entailed: The cool sea breeze makes the 30-minute stroll very enjoyable. 
Contradiction: It takes around 30 hours and is a very pleasant stroll thanks to the cool breezes that come off the sea.
Contradiction: The 30-minute stroll is extremely unpleasant, due to the freezing-cold air that drifts in off the sea. 
Contradiction: The Emission Banking and Trading of Allowances Program was fully implemented in 2002.
Contradiction: Two people working on a piece of a tree.
Contradiction: I do not believe in gun regulation at all.