Anchor: Simply because strychnine has an unusually bitter taste. 
Entailed: Strychnine has a taste that is bitter. 
Contradiction: There is nothing bitter about the taste of strychnine.
Contradiction: No matter how you look at it, Hitler's  vision died along with him. 
Contradiction: The performer nears her audience while singing.
Contradiction: The quality control over there is now better than ever.
Contradiction: a woman with a lot of bags