Anchor: Until the late 19th century, this marked the eastern edge of Madrid.
Entailed: The eastern edge of Madrid has changed over time.
Contradiction: The eastern edge of Madrid didn't change until the 20th century.
Contradiction: As retirement rates increase we should expect consumption to fall dramatically.
Contradiction: The following strategies should be used to share knowledge. 
Contradiction: Everything was peaceful without exception .
Contradiction: Each House has a different character.