Table Layout

1. Event
2. Organization
3. Person
4. Role
5. Track

1. Event table

Event	id	type	date	time	track	name
links to:					Track.id
u_date_time_track U			0	1	2
example
	1001	food	2004-05-10	19:30:00	0	opening reception

2. Organization table

Organization	id	name	address
u_name_address U		0	1
example
	1010	DC Comics	100 Broadway, NY, NY, USA

3. Person table

Person	id	givenName	familyName	organization
links to:				Organization.id
u_givenName_familyName_organization U		0	1	2
example
	1101	paul	truehart	1010

4. Role table

Role	event	person	role
links to:	Event.id	Person.id
PRIMARY U	0	1	2
example
	1002	1101	author

5. Track table

Track	id	name
u_name U		0
example
	0	- no track -