https://docs.google.com/spreadsheets/d/1HdzSaw9JfnE_Ifyt89sTdaEIG0Uj8DiecwmLEYNb10U/edit?usp=sharing
https://docs.google.com/spreadsheets/d/1cIX72aO6Kfslasgqg7Yo-iMJKZGZyJxJjJTyPL2cb4Y/edit?usp=sharing
Database Description