ALEG

Data Model - Relationships

Introduction

Consider some relationships we may want to represent:


Fig 1

Topic A Topic B Relationship of A to B Date from Date to
Robbery Under Arms Boldrewood, Rolf authored by n/a n/a
Robbery Under Arms novel has form n/a n/a
Robbery Under Arms short story has form n/a n/a
Robbery Under Arms drama has genre n/a n/a
Robbery Under Arms humour has genre n/a n/a
Robbery Under Arms bushrangers has topic n/a n/a
Robbery Under Arms crime:theft has topic n/a n/a
Robbery Under Arms family relationships has topic n/a n/a
Robbery Under Arms NSW has setting n/a n/a
Robbery Under Arms QLD has setting n/a n/a
Browne, Thomas Alexander Boldrewood, Rolf has pseudonym of n/a n/a
Browne, Thomas Alexander Feroka, Harry influenced by 1840 1915


Fig 2

Topic A Topic B Relationship of A to B Date from Date to
Feroka, Harry butcher occupation 1835 1842
Feroka, Harry politician occupation 1841 1862
Feroka, Harry novelist vocation n/a n/a
Bundaberg, John poet vocation n/a n/a
Bundaberg, John novelist vocation n/a n/a
Feroka, Harry Bundaberg, John father n/a n/a
Bundaberg, John Australian Communist Party memberOf 1936 1952
Bundaberg, John Democratic Labor Party memberOf 1952 1970


Fig 3

Topic A Topic B Relationship of A to B Date from Date to
Cronulla Sydney partOf 1930 n/a
Cronulla NSW partOf n/a n/a
NSW stateOf Australia n/a n/a
Sydney NSW partOf n/a n/a
Sydney Urban Australia partOf n/a n/a
Sydney East Coast of Australia partOf n/a n/a
East Coast of Australia Australia partOf n/a n/a
Urban Australia Australia partOf n/a n/a
Richmond (! which one !) Melbourne partOf n/a n/a
Melbourne Urban Australia partOf n/a n/a
Great Dividing Range Australia partOf n/a n/a
Blue Mountains Great Dividing Range partOf n/a n/a
Blue Mountains NSW partOf n/a n/a
Three Sisters Blue Mountains partOf n/a n/a
Blackheath Blue Mountains partOf n/a n/a


Fig 4a

Fig 4b

Topic Topic Type Date from Date to
Cronulla suburb 1930 n/a
Cronulla countryTown n/a 1930
Blackheath countryTown n/a n/a
NSW state n/a n/a
Sydney city n/a n/a
East Coast of Australia geographicRegion n/a n/a
Great Dividing Range geographicRegion n/a n/a
Blue Mountains geographicRegion n/a n/a
butcher vocation n/a n/a
politician vocation n/a n/a
novelist creativeWriter n/a n/a
poet creativeWriter n/a n/a
creativeWriter vocation n/a n/a
Australian Communist Party political organisation n/a n/a
Democratic Labor Party political organisation n/a n/a
political organisation organisation n/a n/a
urban Australian region n/a n/a

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Kent Fitch
k.fitch@adfa.edu.au
23 May 2000