Anchor: For example, the collapse of Enron showed how accounting and reporting for so-called special purpose entities (SPEs) is hard to understand, much less defend.
Entailed: The fact that Enron's accounting is hard to understand--and defend--led to its downfall. 
Contradiction: Enron's success was a direct result of the difficulty and complication of their accounting books. 
Contradiction: A woman sits in the park.
Contradiction: A group watches two performers dance.
Contradiction: It's a terrible movie and nobody's going to see it.
Contradiction: A groom on his wedding day.