Anchor: It is a singularly human facial feature, one that even the Neanderthals lacked.
Entailed: Not even the Neanderthals had the feature. 
Contradiction: Every human that was ever alive had the feature.
Contradiction: A man waves hello to a group of women.
Contradiction: There is a person shopping.
Contradiction: It's not possible to hire equipment at the Atalaia Diving Club in Canico.
Contradiction: A woman is coloring in a coloring book with a little girl.