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Piano Concerto No. 21 in C major

composition by Wolfgang Amadeus Mozart
VisualArtwork musical_work_composition Q213192
Piano Concerto No. 21 in C major
Wolfgang Amadeus Mozart · Public Domain · Wikimedia
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Piano Concerto No. 21 in C major

Summary

Piano Concerto No. 21 in C major is a musical work/composition[1]. It ranks in the top 4% of musical_work_composition entities by monthly Wikipedia readership (514 views/month).[2]

Key Facts

  • Piano Concerto No. 21 in C major's instance of is recorded as musical work/composition[3].
  • Piano Concerto No. 21 in C major's composer is recorded as Wolfgang Amadeus Mozart[4].
  • Piano Concerto No. 21 in C major's Commons category is recorded as Piano Concerto No. 21 (Mozart)[5].
  • Piano Concerto No. 21 in C major's catalog code is recorded as 467[6].
  • March 9, 1785 marks the founding of Piano Concerto No. 21 in C major[7].
  • Piano Concerto No. 21 in C major was published on 1785[8].
  • Piano Concerto No. 21 in C major's tonality is recorded as C major[9].
  • Piano Concerto No. 21 in C major's instrumentation is recorded as piano[10].
  • Piano Concerto No. 21 in C major's instrumentation is recorded as orchestra[11].
  • Piano Concerto No. 21 in C major's copyright status is recorded as public domain[12].
  • Piano Concerto No. 21 in C major's copyright status is recorded as public domain[13].
  • Piano Concerto No. 21 in C major's form of creative work is recorded as piano concerto[14].

Product Details

The following facts are restated verbatim from public-domain and CC0 open-data sources — every line is independently verifiable against the named source's catalog.

MusicBrainz — CC0 open music encyclopedia

  • Release type: Concerto[15]

  • Genre(s): classical, concerto[16]

  • Community tags: classical, concerto[17]

  • MusicBrainz ID: f210c793-f668-413c-8821-3628b3c55483[18]

Body

Publication

Piano Concerto No. 21 in C major was published on 1785[8].

Why It Matters

Piano Concerto No. 21 in C major ranks in the top 4% of musical_work_composition entities by monthly Wikipedia readership (514 views/month).[2] It has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[19] It is known by 6 alternative names across languages and contexts.[20]

Related Entities

public domain Wolfgang Amadeus Mozart

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . Grove Music Online. Retrieved . wikidata.org.
  3. [5] ↑ . wikidata.org.
  4. [6] ↑ . Grove Music Online. Retrieved . wikidata.org.
  5. [7] ↑ . Grove Music Online. Retrieved . wikidata.org.
  6. [8] ↑ . International Music Score Library Project. wikidata.org.
  7. [9] ↑ . Grove Music Online. Retrieved . wikidata.org.
  8. [10] ↑ . Grove Music Online. Retrieved . wikidata.org.
  9. [11] ↑ . Grove Music Online. Retrieved . wikidata.org.
  10. [12] ↑ . wikidata.org.
  11. [13] ↑ . wikidata.org.
  12. [14] ↑ . wikidata.org.

Product details (FDA / USDA / NHTSA public-domain catalog data)

  1. [15] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  2. [16] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  3. [17] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.
  4. [18] ↑ . MusicBrainz (MetaBrainz Foundation). musicbrainz.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [19] ↑ . Wikidata sitelinks. wikidata.org.
  3. [20] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Piano Concerto No. 21 in C major. Retrieved May 3, 2026, from https://4ort.xyz/entity/piano-concerto-no-21-in-c-major
MLA “Piano Concerto No. 21 in C major.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/piano-concerto-no-21-in-c-major.
BibTeX @misc{4ortxyz_piano-concerto-no-21-in-c-major_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Piano Concerto No. 21 in C major}}, year = {2026}, url = {https://4ort.xyz/entity/piano-concerto-no-21-in-c-major}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Piano Concerto No. 21 in C major — https://4ort.xyz/entity/piano-concerto-no-21-in-c-major (retrieved 2026-05-03)

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