Anchor: One of my best hats once, but that is not to the point."
Entailed: It was once one of my best hats. 
Contradiction: The hat was my worst one. 
Contradiction: The men are walking on American soil.
Contradiction: A man and woman are enjoying themselves outside.
Contradiction: Tropical storms bring only salt water to the rivers.
Contradiction: There is graffiti on a door.