Anchor: It seemed to be the general law, but for all he knew, ignorance of the law here might change the law.
Entailed: He considered that not knowing the law could change it. 
Contradiction: It looked like specific law.
Contradiction: A man walks down the street naked.
Contradiction: This evasion has a trouble, in fact macroeconomics is important.
Contradiction: Two men are sitting in a train car pondering life.
Contradiction: When it's cold, we bring heaters into our tents.