BWV 850
E1017286
BWV 850 is a prelude and fugue in D major for keyboard by Johann Sebastian Bach, included in the first book of The Well-Tempered Clavier.
All labels observed (1)
| Label | Occurrences |
|---|---|
| BWV 850 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T12529021 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: BWV 850 Context triple: [BWV 846–893, containsWork, BWV 850]
-
A.
BWV 847
BWV 847 is Johann Sebastian Bach’s C minor prelude and fugue from The Well-Tempered Clavier, Book I, renowned for its driving rhythmic energy and contrapuntal clarity.
-
B.
BWV 848
BWV 848 is a prelude and fugue in C-sharp major by Johann Sebastian Bach, part of the first book of The Well-Tempered Clavier.
-
C.
BWV 849
BWV 849 is Johann Sebastian Bach’s Prelude and Fugue in C-sharp minor from the first book of The Well-Tempered Clavier.
-
D.
BWV 1080
BWV 1080 is Johann Sebastian Bach’s monumental unfinished work "Die Kunst der Fuge" (The Art of Fugue), a late contrapuntal masterpiece exploring the possibilities of a single musical theme.
-
E.
BWV 988
BWV 988 is the catalogue number for Johann Sebastian Bach’s Goldberg Variations, a monumental set of keyboard variations and one of the most celebrated works in the Baroque repertoire.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: BWV 850 Target entity description: BWV 850 is a prelude and fugue in D major for keyboard by Johann Sebastian Bach, included in the first book of The Well-Tempered Clavier.
-
A.
BWV 847
BWV 847 is Johann Sebastian Bach’s C minor prelude and fugue from The Well-Tempered Clavier, Book I, renowned for its driving rhythmic energy and contrapuntal clarity.
-
B.
BWV 848
BWV 848 is a prelude and fugue in C-sharp major by Johann Sebastian Bach, part of the first book of The Well-Tempered Clavier.
-
C.
BWV 849
BWV 849 is Johann Sebastian Bach’s Prelude and Fugue in C-sharp minor from the first book of The Well-Tempered Clavier.
-
D.
BWV 1080
BWV 1080 is Johann Sebastian Bach’s monumental unfinished work "Die Kunst der Fuge" (The Art of Fugue), a late contrapuntal masterpiece exploring the possibilities of a single musical theme.
-
E.
BWV 988
BWV 988 is the catalogue number for Johann Sebastian Bach’s Goldberg Variations, a monumental set of keyboard variations and one of the most celebrated works in the Baroque repertoire.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
musical composition
ⓘ
prelude and fugue ⓘ |
| catalogNumber | BWV 850 NERFINISHED ⓘ |
| composer | Johann Sebastian Bach ⓘ |
| composerCountry | Electorate of Saxony NERFINISHED ⓘ |
| composerEra | Baroque ⓘ |
| compositionPeriod | early 18th century ⓘ |
| firstPublication | The Well-Tempered Clavier, Book I NERFINISHED ⓘ |
| followedBy | BWV 851 NERFINISHED ⓘ |
| followedByInWTCI | Prelude and Fugue in D minor, BWV 851 NERFINISHED ⓘ |
| fugueVoices | 4 ⓘ |
| genre | keyboard music ⓘ |
| hasCatalogue | Bach-Werke-Verzeichnis NERFINISHED ⓘ |
| hasForm |
fugue
ⓘ
prelude ⓘ |
| hasMode | Ionian (major) ⓘ |
| hasOpusNumber | none ⓘ |
| hasSubject | fugal subject in D major ⓘ |
| intendedInstrument |
clavichord
ⓘ
harpsichord ⓘ keyboard instrument ⓘ |
| isInCollectionOfAllKeys | true ⓘ |
| key | D major ⓘ |
| language | instrumental ⓘ |
| movement |
Fugue in D major, BWV 850/2
NERFINISHED
ⓘ
Prelude in D major, BWV 850/1 NERFINISHED ⓘ |
| partOf | The Well-Tempered Clavier, Book I NERFINISHED ⓘ |
| positionInSeries | 5 ⓘ |
| precededBy | BWV 849 NERFINISHED ⓘ |
| precededByInWTCI | Prelude and Fugue in C-sharp minor, BWV 849 NERFINISHED ⓘ |
| tonality | major ⓘ |
| usesTuningConcept | well temperament ⓘ |
| workSeries | The Well-Tempered Clavier NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: BWV 850 Description of subject: BWV 850 is a prelude and fugue in D major for keyboard by Johann Sebastian Bach, included in the first book of The Well-Tempered Clavier.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.