Anchor: The postal system was even more important for civil society and democratic politics than for commerce.
Entailed: The mail system was even more crucial than trade.
Contradiction: The postal system did very little to improve society and politics.
Contradiction: Printing is not a choice.
Contradiction: The young girl is running outside.
Contradiction: Two children are building sandcastles
Contradiction: A younger person is pitching a baseball wearing red jersey and a black hat.