Property talk:P3304

Documentation

• Start a query
• Current uses
• Statistics by class
• String length
• List of qualifiers
• Count

NGS pumping station ID
identifier for a pumping station described on the website of the Nederlandse Gemalen Stichting

Data type	External identifier
Domain	pumping station (Q446013)
Allowed values	[1-9]\d*
Example	Gemaal Winkel (Q27169804) → 945 Gemaal Jasonweg (Q118724447) → 1950 Gemaal Hofweg (Q120717584) → 1234
Source	http://www.gemalen.nl/inventarisatie.asp
Formatter URL	http://www.gemalen.nl/gemaal_detail.asp?gem_id=$1
Tracking: usage	Category:Pages using Wikidata property P3304 (Q56249372)
Related to country	Netherlands (Q55) (See 108 others)
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 Mix'n'match (Report) Database reports/Constraint violations/P3304 Map Random list
Proposal discussion	Proposal discussion
Current uses	Total 121 Main statement 108 out of 2,412 (4% complete) 89.3% of uses Qualifier 3 2.5% of uses Reference 10 8.3% 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)

List of violations of this constraint: Database reports/Constraint violations/P3304#Single value, hourly updated report, SPARQL

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

List of violations of this constraint: Database reports/Constraint violations/P3304#Unique value, hourly updated report, SPARQL (every item), SPARQL (by value)

Type “pumping station (Q446013)”: item must contain property “instance of (P31)” with classes “pumping station (Q446013)” or their subclasses (defined using subclass of (P279)). (Help)

List of violations of this constraint: Database reports/Constraint violations/P3304#Type Q446013, hourly updated report, SPARQL

Item “street address (P6375)”: Items with this property should also have “street address (P6375)”. (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/P3304#Item P6375, SPARQL

Item “located on street (P669)”: Items with this property should also have “located on street (P669)”. (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/P3304#Item P669, search, SPARQL

Item “located in the administrative territorial entity (P131)”: Items with this property should also have “located in the administrative territorial entity (P131)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P3304#Item P131, hourly updated report, search, SPARQL

Item “country (P17)”: Items with this property should also have “country (P17)”. (Help)

List of violations of this constraint: Database reports/Constraint violations/P3304#Item P17, hourly updated report, search, SPARQL

Item “inception (P571)”: Items with this property should also have “inception (P571)”. (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/P3304#Item P571, SPARQL

Item “throughput (P2957)”: Items with this property should also have “throughput (P2957)”. (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/P3304#Item P2957, SPARQL

Item “powered by (P516)”: Items with this property should also have “powered by (P516)”. (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/P3304#Item P516, search, SPARQL

Format “[1-9]\d*”: 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/P3304#Format, SPARQL

Scope is as main value (Q54828448), as reference (Q54828450): the property must be used by specified way only (Help)

List of violations of this constraint: Database reports/Constraint violations/P3304#Scope, hourly updated report, 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/P3304#Entity types

Label required in languages: nl: Entities using this property should have labels in one of the following languages: nl (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/P3304#Label in 'nl' language, search, SPARQL