Wikidata: Difference between revisions

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= Links =
= Links =
= Structure =
https://www.mediawiki.org/wiki/Wikibase/DataModel/Primer
<uml>
hide Circle
class Entity {
}
class Claim {
}
class SnakGroup {
}
class Statement {
}
class Snak {
 
}
class Value {
}
class PropertyIdValue {
}
class EntityIdValue {
  String iri;
  String id;
  String entityType;
}
Entity -- "statements n" Statement
Statement -- "claim 1" Claim
Claim -- "qualifiers n" SnakGroup
SnakGroup -- "snaks n" Snak
SnakGroup -- "propertyId 1" PropertyIdValue
Claim -- "mainSnak 1" Snak
Snak -- "value 1" Value
Snak -- "propertyId 1" PropertyIdValue
PropertyIdValue -> EntityIdValue
</uml>
[[File:Wikibase_JavaScript_Data_Model_1.0.svg]]
https://upload.wikimedia.org/wikipedia/commons/c/c2/Wikibase_JavaScript_Data_Model_1.0.svg
= Example =
Æthelstan King of the English - 927-939
* https://www.wikidata.org/wiki/Q170017
Position Held
* https://www.wikidata.org/wiki/Property:P39
== Queen Victoria ==
* https://en.wikipedia.org/wiki/Queen_Victoria
* https://www.wikidata.org/wiki/Q9439
* http://royal-family.bitplan.com/index.php/Queen_Victoria
== Entity:Queen Victoria ==
{| class="wikitable"
!colspan="2" | Statements
|-
! PropertyId/name !! value
|-
| [https://www.wikidata.org/wiki/Property:P18 P18/image] || https://upload.wikimedia.org/wikipedia/commons/thumb/e/e3/Queen_Victoria_by_Bassano.jpg/250px-Queen_Victoria_by_Bassano.jpg
|-
| [https://www.wikidata.org/wiki/Property:P569 P569/date of birth] || 24 May 1819
|-
| [https://www.wikidata.org/wiki/Property:P39 P39/position held] || [https://www.wikidata.org/wiki/Q9134365 Q9134365/Monarch of the United Kingdom ] qualifiers -> start:20 June 1837, end:22 January 1901, replaced by:https://www.wikidata.org/wiki/Q20875
|-
| [https://www.wikidata.org/wiki/Property:P570 P570/date of death] || 22 January 1901
|-
| [https://www.wikidata.org/wiki/Property:P20 P20/place of death] || Osborne House
|-
| [https://www.wikidata.org/wiki/Property:P21 P21/sex or gender]] || [https://www.wikidata.org/wiki/Q6581072 Q6581072/female]
|}
= Descendants of Queen Victoria =
<source lang='sparql'>
# WikiData SPARQL Query
#
# Wolfgang Fahl 2018-01-06
#
# get childen of queen victoria
SELECT ?child ?childLabel ?genderLabel ?dob
WHERE {
# 
# child
# https://www.wikidata.org/wiki/Property:P40
# Queen Victoria
# https://www.wikidata.org/wiki/Q9439
  wd:Q9439 wdt:P40+ ?child.
# gender
# https://www.wikidata.org/wiki/Property:P21
  ?child wdt:P21 ?gender.
# date of birth
# https://www.wikidata.org/wiki/Property:P569       
  ?child wdt:P569 ?dob
  SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
}
ORDER BY ?dob
</source>
[https://query.wikidata.org/#%23%20WikiData%20SPARQL%20Query%0A%23%0A%23%20Wolfgang%20Fahl%202018-01-06%0A%23%0A%23%20get%20childen%20of%20queen%20victoria%0ASELECT%20%3Fchild%20%3FchildLabel%20%3FgenderLabel%20%3Fdob%0AWHERE%20%7B%0A%23%20%20%0A%23%20child%0A%23%20https%3A%2F%2Fwww.wikidata.org%2Fwiki%2FProperty%3AP40%0A%23%20Queen%20Victoriy%0A%23%20https%3A%2F%2Fwww.wikidata.org%2Fwiki%2FQ9439%0A%20%20wd%3AQ9439%20wdt%3AP40%2B%20%3Fchild.%0A%23%20gender%0A%23%20https%3A%2F%2Fwww.wikidata.org%2Fwiki%2FProperty%3AP21%0A%20%20%3Fchild%20wdt%3AP21%20%3Fgender.%0A%23%20date%20of%20birth%0A%23%20https%3A%2F%2Fwww.wikidata.org%2Fwiki%2FProperty%3AP569%20%20%20%20%20%20%20%20%20%0A%20%20%3Fchild%20wdt%3AP569%20%3Fdob%0A%20%20SERVICE%20wikibase%3Alabel%20%7B%20bd%3AserviceParam%20wikibase%3Alanguage%20%22en%22.%20%7D%0A%7D%0AORDER%20BY%20%3Fdob%0A try it!]
= Import =
* https://www.wikidata.org/wiki/Wikidata:Data_Import_Guide
* https://www.wikidata.org/wiki/Q2140665
* https://github.com/maxlath/wikidata-cli
* https://www.wikidata.org/wiki/Wikidata:Tools/External_tools
= Tools =
* https://github.com/maxlath/wikidata-cli/blob/master/docs/write_operations.md#wd-create-item
= What Links Here =
{{WhatLinksHere}}
[[Category:SiGNaL]]
* https://www.mediawiki.org/wiki/API:Presenting_Wikidata_knowledge
* https://www.mediawiki.org/wiki/API:Presenting_Wikidata_knowledge

Revision as of 11:59, 10 January 2018

Links

Structure

https://www.mediawiki.org/wiki/Wikibase/DataModel/Primer

Wikibase JavaScript Data Model 1.0.svg https://upload.wikimedia.org/wikipedia/commons/c/c2/Wikibase_JavaScript_Data_Model_1.0.svg

Example

Æthelstan King of the English - 927-939

Position Held


Queen Victoria

Entity:Queen Victoria

Statements
PropertyId/name value
P18/image https://upload.wikimedia.org/wikipedia/commons/thumb/e/e3/Queen_Victoria_by_Bassano.jpg/250px-Queen_Victoria_by_Bassano.jpg
P569/date of birth 24 May 1819
P39/position held Q9134365/Monarch of the United Kingdom qualifiers -> start:20 June 1837, end:22 January 1901, replaced by:https://www.wikidata.org/wiki/Q20875
P570/date of death 22 January 1901
P20/place of death Osborne House
P21/sex or gender] Q6581072/female

Descendants of Queen Victoria

# WikiData SPARQL Query
#
# Wolfgang Fahl 2018-01-06
#
# get childen of queen victoria
SELECT ?child ?childLabel ?genderLabel ?dob
WHERE {
#  
# child
# https://www.wikidata.org/wiki/Property:P40
# Queen Victoria
# https://www.wikidata.org/wiki/Q9439
  wd:Q9439 wdt:P40+ ?child.
# gender
# https://www.wikidata.org/wiki/Property:P21
  ?child wdt:P21 ?gender.
# date of birth
# https://www.wikidata.org/wiki/Property:P569         
  ?child wdt:P569 ?dob
  SERVICE wikibase:label { bd:serviceParam wikibase:language "en". }
}
ORDER BY ?dob

try it!

Import

Tools

What Links Here

Retrieved from "https://wiki.bitplan.com/index.php?title=Wikidata&oldid=5724"