Anchor: This has been a difficult issue for the Postal Service.
Entailed: There are difficulties for the postal service
Contradiction: The postal service has no difficulties 
Contradiction: No smoked in the 20s because they knew it caused cancer.
Contradiction: Some types of saving and investment do not need to pay taxes; others are fully taxed, and some forms of consumption such as health care can receive preferential treatment.
Contradiction: The arch marking the approach to the Heian Shrine is very small.
Contradiction: He drew the attention of the lawyer.