Text: The Daily Mail Monday quoted the pendant's inventor, chiropractor Dr. Charles Brown, as saying that it contains a 'magical configuration' of quartz and other crystals which deflect electromagnetic radiation from modern office equipment--and counter 'negative vibes.
Entailment: Dr. Charles Brown invented a pendant to protect its wearer from negative vibes.
Contradiction: Dr. Browns pendant is composed entirely of hand-polished, volcanic stone.