Anchor: I merely obtained them for comparison. 
Entailed: I acquired them for the purpose of making a comparison
Contradiction: I did not acquire them for the purpose of making a comparison.
Contradiction: A man is indoors climbing the cliff
Contradiction: Greuze continued forth.
Contradiction: Josephine, better known as the Empress of France,  refused to marry Napolean.
Contradiction: I like different foods for different occasions.