Anchor: Four people stand in the middle of a library gathering children's books.
Entailed: The four people are standing.
Contradiction: The four people are sitting.
Contradiction: Bush spent the night attacking McCain. 
Contradiction: Ca'daan looked at the older woman.
Contradiction: The most expensive market is at Chow Kit.
Contradiction: The preamble to the final rule has an explanation for the necessity of information and burden estimates for every rule section.