Wikidata:Schema proposals/sailboat class


Name sailboat class
Description

basic entity schema for sailboat class

Associated item J/92s (Q97179551)
Parent schema E152
Query
SELECT ?sailboat_class ?sailboat_classLabel WHERE {
  SERVICE wikibase:label { bd:serviceParam wikibase:language "[AUTO_LANGUAGE],en". }
  ?sailboat_class wdt:P31 wd:Q106179098.
}
Try it!

Progress

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Who Step Description Progress Instructions
Community 1 Create proposal page   Done
2 Community topic groups notification   Done Try and involve as many people as possible in the discussion, especially those with specific knowledge about the subject area. A good place to start is posting messages to relevant Wiki Projects on Wikidata and Wikipedia with a request for feedback (make sure you include a link to this page). You can also post messages on Wikidata:Project chat for general feedback and help finding other editors with relevant subject knowledge.
3 Community discussion   Done Add new topics as required to the Discussion section below. The aim is to reach a consensus on the correct structure for the proposed schema, and present this in the Proposed model section below.
4 Proposed schema ready   Done Once the Proposed model section is complete, change the status at top of page to "Ready"
Technical 5 Create schema   Done EntitySchema:E297 The new Wikidata Schema is created at this stage by a technical editor, using the proposed model on this page to define the structure. The status should be changed to "done", and "schema_id" added to the template so that a link is shown to the new schema
6 Add link to this proposal on talk page of new Wikidata Schema   Done EntitySchema_talk:E297 This ensures the proposal discussion can always be found easily, as all future discussion will take place on the talk page of the new Wikidata Schema page.
Community 7 Community topic groups notification   Done Wikidata:WikiProject_Sailing/Todo#Done Let users involved in the discussion know the new schema is ready.

Discussion

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Add discussion topics here as required when planning the Proposed model below. Please read the instructions in the Progress table above for involving as many people as possible in the discussion.

See WD:SAIL, Wikidata:WikiProject_Sailing/Data_Models/Sailboat_class

Proposed model

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Present the final model that has been agreed following the discussion with community members. You can use the layout shown in the example table below if applicable, but there is no specific required format. Just make sure it’s presented in a way that makes all parts of the model clear to someone viewing this page for the first time. The most common parts to include in the model are statements, including qualifiers and references where applicable to your schema.

Defining properties

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The set of properties that are sufficient and required for an item to be within the scope of this data model.

Title ID Data type Description Examples Inverse
instance ofP31Iteminstance of: that class of which this subject is a particular example and member; different from P279 (subclass of); for example: K2 is an instance of mountain; volcano is a subclass of mountain (and an instance of volcanic landform)J/92s <instance of> sailboat class-
subclass ofP279Itemsubclass 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); K2 is an instance of mountain
use subclass of (P279) to specify the type of sailboat (i.e. which instances of boat type (Q16103215))
J/92s <subclass of> monohull-

Basic Properties

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The set of properties that every item within this scope need to have

Title ID Data type Description Examples Inverse
manufacturerP176Itemmanufacturer: (main or final) manufacturer or producer of this productJ/92s <manufacturer> J/Boatsproduct, material, or service produced or provided
designed byP287Itemdesigner: person(s) or organization which designed the objectJ/92s <designed by> Rod Johnstone-
imageP18Commons media fileillustration and image: image of relevant illustration of the subject; if available, also use more specific properties (sample: coat of arms image, locator map, flag image, signature image, logo image, collage image)J/92s <image> "J-92s.jpg"-
lengthP2043Quantitylength and length overall: measured dimension of an object
use qualifier of (P642) with
J/92s <length> 9.14m of (P642) length overall (Q2358152)-
widthP2049Quantitywidth and road width: width of an object
use qualifier of (P642) with
J/92s <width> 3.05m of (P642) beam (Q2376482)-
heightP2048Quantityheight, human height and body length: vertical length of an entity
use qualifier of (P642) with
J/92s <height> 1.90m of (P642) draft (Q244777)-
massP2067Quantitymass: mass (in colloquial usage also known as weight) of the item
use qualifier of (P642) with
J/92s <mass> 2,550kg of (P642) displacement (Q5636358)-

Optional Properties

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The set of properties that can be used for items within this scope. They might be not always applicable, or just add incremental value, but nevertheless, they are valid.

Title ID Data type Description Examples Inverse
sail emblemP5962Commons media filesail emblem: image of figure placed on the sail of sailing boats to mark the boat typeJ/92s <sail emblem> J92s_sail_emblem.png-
fabrication methodP2079Itemmanufacturing process, production, process and building method: method, process or technique used to grow, cook, weave, build, assemble, manufacture the itemJ/92s <fabrication method> fiberglass-
powered byP516Itemelectric power source and engine model: equipment or engine used by the subject to convert a source or energy into mechanical energyJ/92s <powered by> Volvo Penta D1-13-
model itemP5869ItemWikidata model item: defines which item is a best practice example of modelling a subject, which is described by the value of this property, usage instructions at Wikidata:Model itemsJ/92s <model item> J/92s #35-
total producedP1092Quantitytotal produced and print circulation: quantity of item producedJ/92 <total produced> 150-

Undesired Properties

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The properties that should not be used with this item. This is not supposed to be exhaustive. The main goal is to capture modeling approaches deemed incorrect by convention.