a database format for historical events
tables:
eventType: id: name: description: utf8-text
exanple: Person: Historical: Geological: describes very long time events of geological time span Astronomical:
tags: id: name: description: utf8-text
example: Artist Painter Poet
Science
Ice-Age
Flood
event: id: name: start: end: type: fk: description: utf8-text tags: tag...
example name: W.A. Mozart type: Person start end tags: Musician