# Pro Musica Sacra
**Wikidata**: [Q2111475](https://www.wikidata.org/wiki/Q2111475)  
**Source**: https://4ort.xyz/entity/pro-musica-sacra

## Summary
Pro Musica Sacra is a musical entity classified as a choir. It is defined as an ensemble of singers and is documented in various international library and authority catalogs. The group is referenced within the German Wikipedia and linked across multiple knowledge graphs.

## Key Facts
- **Classification:** Pro Musica Sacra is an instance of a **choir** (an ensemble of singers).
- **Library of Congress ID:** The entity holds the authority ID **no93002187**.
- **German National Library (GND) ID:** It is registered under the ID **16043885-8**.
- **VIAF ID:** The Virtual International Authority File lists the entity as **156224712**.
- **MusicBrainz ID:** The artist ID assigned is **25d4acd7-bcc5-45af-bd0d-2550bf1f7078**.
- **Language Presence:** The entity has a sitelink on the **German Wikipedia** (de).
- **Google Knowledge Graph:** It is tracked with the ID **/g/121qyfhd**.
- **Yale LUX ID:** The entity is indexed as **group/3f15e449-fa11-458e-86c2-79b20ce1ef2e** in the Yale LUX knowledge base.

## FAQs
### Q: What type of entity is Pro Musica Sacra?
A: Pro Musica Sacra is classified as a choir, which is an ensemble of singers.

### Q: In which databases or catalogs is Pro Musica Sacra listed?
A: It is listed in several major authority files and databases, including the Library of Congress, the German National Library (GND), VIAF, MusicBrainz, and the German Wikipedia.

### Q: What is the MusicBrainz Artist ID for Pro Musica Sacra?
A: The specific MusicBrainz Artist ID for this entity is `25d4acd7-bcc5-45af-bd0d-2550bf1f7078`.

## Why It Matters
The significance of Pro Musica Sacra lies in its established presence within the global information architecture of library science and knowledge management. As an entity recognized by the Library of Congress and the German National Library, it represents a verified subject for bibliographic control and information retrieval. Its inclusion in these distinct authority files ensures that data regarding this choir remains consistent and interlinkable across different languages and platforms, specifically bridging German-language resources with international catalogs. The assignment of persistent identifiers, such as the VIAF and Yale LUX IDs, facilitates the accurate disambiguation of the entity from other potentially similarly named groups or concepts.

## Notable For
- **Classification:** Being explicitly defined as a **choir** in structured data.
- **International Recognition:** Possessing authoritative identifiers from both American (Library of Congress) and German (GND) institutions.
- **Digital Presence:** Integration into semantic web technologies via the Google Knowledge Graph and MusicBrainz.
- **Linked Data:** Inclusion in academic linked data systems such as Yale University's LUX platform.

## Body
### Classification and Definition
Pro Musica Sacra is structured as a musical group, specifically identified as a **choir**. In the context of the provided data, a choir is defined as an ensemble of singers. This classification is the primary attribute of the entity within the knowledge base.

### Authority Control and Identifiers
The entity maintains a robust profile across various bibliographic and knowledge systems, indicated by a "sitelink_count" of 1 (specifically linked to the German Wikipedia).

**Key identifiers include:**
*   **GND ID:** `16043885-8` (Referenced via German Wikipedia).
*   **VIAF ID:** `156224712` (Referenced via German Wikipedia).
*   **Library of Congress Authority ID:** `no93002187`.
*   **MusicBrainz Artist ID:** `25d4acd7-bcc5-45af-bd0d-2550bf1f7078` (Recorded as of December 24, 2018).
*   **Google Knowledge Graph ID:** `/g/121qyfhd`.
*   **Yale LUX ID:** `group/3f15e449-fa11-458e-86c2-79b20ce1ef2e`.

### Data Provenance
The structured data regarding Pro Musica Sacra is derived from reliable sources, including imports from Wikidata and the German Wikipedia. The entity's records connect it to the broader academic and digital ecosystem through these persistent unique identifiers.

## References

1. MusicBrainz