Property talk:P11631

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ERA ID
identifier of an operational point for the European Union Agency for Railways

Associated item	European Union Agency for Railways (Q369273)
Applicable "stated in" value	ERA Knowledge Graph (Q130626355)
Data type	External identifier
Domain	station (Q12819564), railway station (Q55488), dead-end railway station (Q55485), last station (Q11606300) or operation point (Q124817561)
Allowed values	[A-Z]{2}[a-zA-Z0-9-]
Example	Gare de Paris-Est (Q757180) → FR0000016314 (RDF) El Escorial train station (Q11681645) → ES10203 (RDF) Siena railway station (Q3971002) → IT06809 (RDF) Suderburg station (Q23054637) → DE0HSUD (RDF) Stockholm Central Station (Q54315) → SECst (RDF)
Source	https://www.era.europa.eu/domains/registers/era-knowlege-graph-rinf_en
Formatter URL	https://data.europa.eu/949/functionalInfrastructure/operationalPoints/$1
Related to country	European Union (Q458) (See 49 others) (European Union (Q458))
Lists	Items with the most statements of this property Count of items by number of statements (chart) Items with the most statements Items with the fewest statements Count of items by number of sitelinks (chart) Items with the most sitelinks Items with the most sitelinks, but no link to one Wikipedia (sample: Welsh Wikipedia, cywiki) Items with the fewest sitelinks Most linked wikis Items with the most identifier properties Items with no other external identifier Items with no other statements Most recently created items Items with novalue claims Items with unknown value claims Usage history (total) Usage history (main statement) Chart by item creation date Database reports/Constraint violations/P11631 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 1,665 Main statement 1,658 out of 59,176 (3% complete) 99.6% of uses Qualifier 5 0.3% of uses Reference 2 0.1% of uses
Search for values

[create Create a translatable help page (preferably in English) for this property to be included here]

Single value: this property generally contains a single value. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11631#Single value, SPARQL

Distinct values: this property likely contains a value that is different from all other items. (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11631#Unique value, SPARQL (every item), SPARQL (by value)

Scope is as main value (Q54828448): the property must be used by specified way only (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11631#Scope, SPARQL

Allowed entity types are Wikibase item (Q29934200): the property may only be used on a certain entity type (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11631#Entity types

Type “station (Q12819564), railway station (Q55488), dead-end railway station (Q55485), last station (Q11606300), operation point (Q124817561)”: item must contain property “instance of (P31)” with classes “station (Q12819564), railway station (Q55488), dead-end railway station (Q55485), last station (Q11606300), operation point (Q124817561)” or their subclasses (defined using subclass of (P279)). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11631#Type Q12819564, Q55488, Q55485, Q11606300, Q124817561, SPARQL

Format “[A-Z]{2}[a-zA-Z0-9-] ”: value must be formatted using this pattern (PCRE syntax). (Help)

Exceptions are possible as rare values may exist. Exceptions can be specified using exception to constraint (P2303).
List of violations of this constraint: Database reports/Constraint violations/P11631#Format, SPARQL

Map of ERA IDs

Map of ERA IDs for one country taken from the ERA endpoint and plotted on a map

#defaultView:Map
PREFIX geo: <http://www.opengis.net/ont/geosparql#>
PREFIX rdfs: <http://www.w3.org/2000/01/rdf-schema#>
PREFIX era: <http://data.europa.eu/949/>
PREFIX geo2: <http://www.w3.org/2003/01/geo/wgs84_pos#>

SELECT DISTINCT ?opid ?label ?coord ?entity
WHERE {
  SERVICE <https://linked.ec-dataplatform.eu/sparql> {
    ?entity a era:OperationalPoint ;
      geo2:location ?geo ;
      era:opType <http://data.europa.eu/949/concepts/op-types/rinf/10> ;
      era:inCountry <http://publications.europa.eu/resource/authority/country/NOR> ;
      era:uopid ?opid ;
      rdfs:label ?label .
  }
  BIND(REPLACE(wikibase:decodeUri(STR(?geo)), "http://data.europa.eu/949/locations/(.*)/(.*)", "$1") AS ?long)
  BIND(REPLACE(wikibase:decodeUri(STR(?geo)), "http://data.europa.eu/949/locations/(.*)/(.*)", "$2") AS ?lat)
  BIND(STRDT(CONCAT("Point(", ?long, " ", ?lat, ")"), geo:wktLiteral) AS ?coord)
}

Try it!

Infrastruktur (talk) 20:16, 4 March 2023 (UTC)