Filip Bossuyt from Kortrijk, Belgium, CC BY 2.0
classDiagram
class Organization
class Series
class Competition
class Club
class Athlete
class Category
class Event
class Result
Organization --> "*" Series
Organization --> "*" Club
Organization --> "*" Athlete
Category --> "1..10" Event
Series --> "*" Competition
Series --> "*" Category
Athlete --> "1" Club
Athlete "*" --> "1" Category
Result --> "1" Event
Result --> "1" Category
Result --> "1" Competition
Athlete --> "*" Result