user: Extract a list of calendars mentioned and display the names in valid, well-formatted JSON

assistant: Roman calendar, Bronze Age Egyptian calendar, Sumerian calendar, Vedanga calendar, Babylonian calendar, Zoroastrian calendar, Hebrew calendar

user: What exactly was the action of 12 December 1782

assistant: The action of 12 December 1782 was a naval engagement fought off the coast of Spain near Ferrol, in which the British 40-gun fifth rate HMS Mediator successfully attacked a convoy of five armed ships. 

Mediator succeeded in capturing one American privateer, the Alexander, and then captured the French ex-ship of the line La Menagere. The convoy was part of Pierre Beaumarchais's supply chain to the American colonists.

user: From the passage provided, what does Adam M. Grant do?

assistant: Adam M. Grant is an American author and professor at the Wharton School of the University of Pennsylvania who specializes in organizational psychology.