(P279)
English
subclass of
this item is a subclass (subset) of that item; ALL instances of this item are instances of that item; different from P31 (instance of), e.g.: volcano is a subclass of mountain (and an instance of volcanic landform); Everest is an instance of mountain
- rdfs:subClassOf
- has superclass
- subtype of
- subcategory of
- is thereby also a
- is necessarily also a
- whose instances are among
- is a type of
- is a class of
- type of
- form of
- way of
- all members of this class also belong to
- category of
- whose instances are a subset of those of
- sc (abbreviation)
- kind of
- sort of
- variant of
- subgenre of
Data type
Item
Statements
About this property, please read https://www.wikidata.org/wiki/Help:Basic_membership_properties (English)
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Class items can be documented using {{Item documentation}} on their talk page and by adding a list of properties in their Talk:Q<id>/class subpage (work in progress) (English)
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Не путать со свойством P31. Краткое описание на https://www.wikidata.org/wiki/Help:Basic_membership_properties (Russian)
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关于此属性，请阅读https://www.wikidata.org/wiki/Help:Basic_membership_properties (Simplified Chinese)
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以下のヘルプを参照してください (Japanese)
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此項目用於建立描述本分類與母分類之關係，與P31不同。 (Chinese (Taiwan))
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關于此屬性，請閱讀https://www.wikidata.org/wiki/Help:Basic_membership_properties (Traditional Chinese)
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rdfs:subClassOf (English)
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predicate #$genls, "generalization" (English)
no value
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Constraints
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Instances of musical instruments (Q34379) are typically individual specimens and shouldn't be subclasses. If you're working with a proper subclass, try setting P31 = "type of musical instrument" (Q110295396) (English)
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Please use a more specific class. New subclasses of entity should be discussed with WikiProject Ontology. (English)
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Often causes works of art to be conflated with the practice or study of art. Classes of artworks should be subclasses (directly or indirectly) of "work of art" (Q838948). Most exceptions should be the subject of separate none-of constraints. (English)
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This statement leads to false inferences that conflate artworks with the practice or study of art. Exceptions should be the subject of separate none-of constraints. (English)
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This statement leads to false inferences that conflate artworks with the practice or study of art. (English)
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This statement leads to false inferences that conflate artworks with the practice or study of art. (English)
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This statement leads to false inferences that conflate artworks with the practice or study of art. (English)
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This statement leads to false inferences that conflate artworks with the practice or study of art. (English)
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Diese Aussage führt zu falschen Schlussfolgerungen, die Kunstwerke mit der Ausübung oder dem Studium von Kunst vermischen. (German)
This statement leads to false inferences that conflate artworks with the practice or study of art. (English)
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Diese Aussage führt zu falschen Schlussfolgerungen, die Kunstwerke mit der Ausübung oder dem Studium von Kunst vermischen. (German)
This statement leads to false inferences that conflate artworks with the practice or study of art. (English)
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Diese Aussage führt zu falschen Schlussfolgerungen, die Kunstwerke mit der Ausübung oder dem Studium von Kunst vermischen. (German)
This statement leads to false inferences that conflate artworks with the practice or study of art. (English)
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Diese Aussage führt zu falschen Schlussfolgerungen, die Kunstwerke mit der Ausübung oder dem Studium von Kunst vermischen. (German)
This statement leads to false inferences that conflate artworks with the practice or study of art. (English)
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Das Datenobjekt Q2684591 (Aussage) ist nicht eindeutig. (German)
Q2684591 (statement) is ambiguous. (English)
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Bitte verwenden Sie nach Möglichkeit eine oder mehrere spezifischere Klassen. (German)
Use a more specific class or classes if possible. (English)
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Bitte verwenden Sie nach Möglichkeit eine oder mehrere spezifischere Klassen. (German)
Use a more specific class or classes if possible. (English)
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humans are generally not modelled via subclasses, often roles that humans can have are mistakenly defined as subclasses of a human (English)
людзей звычайна не мадэлююць праз падклясы; часта ролі, якія могуць мець людзі, памылкова вызначаюць падклясамі чалавека (Belarusian (Taraškievica orthography))
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most items identified this way are actually instances (P31) of occupation. Making an occupation like "baker" a subclass of occupation implies (nonsensically) that all bakers are occupations. (English)
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most items identified this way are actually instances (P31) of position. Making a position like "bishop" a subclass of position implies (nonsensically) that all bishops are positions. (English)
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Industrial sector (Q8148) is not a class, but a particular sector of the economy. Individual industries should be instance of (P31) industry (Q268592) instead, and may be part of (P361) the industrial sector (Q8148) if they involve manufacturing. (English)
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Q94489757 refers to the mathematical area of the space, not the space itself (English)
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