Anchor: The retreat of that deck is a century-long process, but it can be stemmed.
Entailed: The process is a very long one. 
Contradiction: The project will take a maximum of two months to complete. 
Contradiction: A man is pushing a bicycle.
Contradiction: I didn't watch it but I heard of it.
Contradiction: Three guys are fishing on a boat.
Contradiction: a woman is outdoors