Anchor: Beginning in the early 1980s and continuing to the present, about $5 billion has been invested to automated mail processing, including the in-office carrier sequence function and forwarding for undeliverable-as-addressed mail.
Entailed: Since the early 1980s, nearly $5 billion has been invested towards automated mail processing. 
Contradiction: Since the 1980s, the popularity of email has gone down.
Contradiction: The Indian legacy is in the tea garden which are run by the British.
Contradiction: The pristine region of freshwater and saltwater swamps provide a refuge to birds and land crabs.
Contradiction: The boy is playing Nintendo.
Contradiction: A man drink a beer and sitting on a table