SimpleGraph Semantic Media Wiki Module

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SimpleGraph Semantic Media Wiki Module

author

Wolfgang Fahl info@bitplan.com

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Integrating Semantic Media Wiki with multiple other systems via Apache TinkerPop/Gremlin

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SMW CON Fall 2018 Regensburg

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⌘⌘ Intro

1. SMWCon Fall 2017 Rotterdam - WikiCMS

Von Markus Bernet - Eigenes Werk, CC BY-SA 2.5, File:Saturnia Cascate del Mulino.jpg

⌘⌘ Agenda

• What is Apache TinkerPop/Gremlin?
• What is SimpleGraph?
• Example: Planning a bike tour to tuscany thermal baths

⌘⌘ SPARQL Query

# Find Italian hot springs using the Wikidata Query service
# taken from
# http://wiki.bitplan.com/index.php/SPARQL#Hotsprings_in_Italy
# Created 2018-11 by Wolfgang Fahl BITPlan GmbH
# 
# display the results as a map
#defaultView:Map
#
# select the hot spring and its coordinates
SELECT ?hotspring ?coord ?range WHERE {
  ?hotspring wdt:P31 wd:Q177380.
  ?hotspring ?range wd:Q38.
  ?hotspring wdt:P625 ?coord.
}

Hotsprings in Tuscany

# Find Tuscany hot springs using the Wikidata Query service
# taken from
# http://wiki.bitplan.com/index.php/SPARQL#Hotsprings_tuscany
# Created 2018-12-07 by Wolfgang Fahl BITPlan GmbH
# 
# display the results as a map
#defaultView:Map
#
# select the hot spring and its coordinates
SELECT ?hotspring ?coord  WHERE {
  # Ravenna
  wd:Q13364 wdt:P625 ?NECorner .
  # Aleria Corsica
  wd:Q212399  wdt:P625 ?SWCorner .
  ?hotspring wdt:P31 wd:Q177380.
  ?hotspring wdt:P625 ?coord.
  SERVICE wikibase:box {
      ?item wdt:P625 ?coord .
      bd:serviceParam wikibase:cornerSouthWest ?SWCorner .
      bd:serviceParam wikibase:cornerNorthEast ?NECorner .
    }
}

⌘⌘ Questions/Discussion