Prelude in E minor, BWV 855
E312547
Prelude in E minor, BWV 855 is a short keyboard piece by Johann Sebastian Bach, notable for its expressive, introspective character and its place among the preludes of The Well-Tempered Clavier.
All labels observed (3)
How this entity was disambiguated
This entity first appeared as the object of triple T2797691 — 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: Prelude in E minor, BWV 855 Context triple: [The Well-Tempered Clavier, contains, Prelude in E minor, BWV 855]
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A.
Prelude in D minor, BWV 851
Prelude in D minor, BWV 851 is a keyboard prelude by Johann Sebastian Bach, notable for its inclusion in the first book of his influential collection The Well-Tempered Clavier.
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B.
Prelude in E-flat major, BWV 852
Prelude in E-flat major, BWV 852 is a keyboard piece by Johann Sebastian Bach, known as one of the preludes from the first book of The Well-Tempered Clavier.
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C.
Prelude in C minor, BWV 847
Prelude in C minor, BWV 847 is a fast, motoric keyboard prelude by Johann Sebastian Bach, renowned for its driving sixteenth-note patterns and often paired with its accompanying fugue in The Well-Tempered Clavier.
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D.
Prelude in D major, BWV 850
Prelude in D major, BWV 850 is a keyboard prelude by Johann Sebastian Bach, known for its lively figuration and role as part of his influential collection of preludes and fugues.
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E.
Prelude in C major, BWV 846
Prelude in C major, BWV 846 is one of Johann Sebastian Bach’s most famous keyboard pieces, renowned for its flowing arpeggios and often used as an introductory work for piano students and performers.
- 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: Prelude in E minor, BWV 855 Target entity description: Prelude in E minor, BWV 855 is a short keyboard piece by Johann Sebastian Bach, notable for its expressive, introspective character and its place among the preludes of The Well-Tempered Clavier.
-
A.
Prelude in D minor, BWV 851
Prelude in D minor, BWV 851 is a keyboard prelude by Johann Sebastian Bach, notable for its inclusion in the first book of his influential collection The Well-Tempered Clavier.
-
B.
Prelude in E-flat major, BWV 852
Prelude in E-flat major, BWV 852 is a keyboard piece by Johann Sebastian Bach, known as one of the preludes from the first book of The Well-Tempered Clavier.
-
C.
Prelude in C minor, BWV 847
Prelude in C minor, BWV 847 is a fast, motoric keyboard prelude by Johann Sebastian Bach, renowned for its driving sixteenth-note patterns and often paired with its accompanying fugue in The Well-Tempered Clavier.
-
D.
Prelude in D major, BWV 850
Prelude in D major, BWV 850 is a keyboard prelude by Johann Sebastian Bach, known for its lively figuration and role as part of his influential collection of preludes and fugues.
-
E.
Prelude in C major, BWV 846
Prelude in C major, BWV 846 is one of Johann Sebastian Bach’s most famous keyboard pieces, renowned for its flowing arpeggios and often used as an introductory work for piano students and performers.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Baroque composition
ⓘ
keyboard composition ⓘ prelude ⓘ |
| approximateCompositionDate | early 18th century ⓘ |
| catalogNumber | BWV 855 ⓘ |
| composer | Johann Sebastian Bach ⓘ |
| compositionForm | through-composed ⓘ |
| countryOfOrigin | Germany ⓘ |
| difficultyLevel | intermediate to advanced ⓘ |
| genre | prelude for solo keyboard ⓘ |
| hasArrangement |
Prelude in E minor, BWV 855
self-linksurface differs
ⓘ
surface form:
Prelude in C-sharp minor, BWV 855a (transposed version in Anna Magdalena Bach Notebook)
Romantic-era piano arrangements ⓘ violin and piano transcriptions ⓘ |
| hasCharacteristic |
continuous broken-chord figuration
ⓘ
contrapuntal texture ⓘ expressive ⓘ introspective ⓘ lyrical ⓘ |
| hasKeySignature | one sharp ⓘ |
| hasTitle | Prelude in E minor, BWV 855 self-link ⓘ |
| includedIn |
piano pedagogy repertoire
ⓘ
standard keyboard repertoire ⓘ |
| intendedInstrument | harpsichord ⓘ |
| isStudiedIn |
keyboard literature courses
ⓘ
music history courses ⓘ music theory courses ⓘ |
| keyOrderInBookI | E minor prelude ⓘ |
| languageOfTitle | Latin alphabet ⓘ |
| movementNumberInSet | 10 ⓘ |
| notableFeature |
clear tonal architecture in E minor
ⓘ
expressive melodic line over steady accompaniment ⓘ use of suspensions and dissonances for expressivity ⓘ |
| opusNumber | BWV 846–869 (set) ⓘ |
| pairedWith | Fugue in E minor, BWV 855 ⓘ |
| partOf |
The Well-Tempered Clavier
ⓘ
The Well-Tempered Clavier ⓘ
surface form:
The Well-Tempered Clavier, Book I
|
| period | Baroque ⓘ |
| primaryTexture | right-hand melodic line over left-hand broken chords ⓘ |
| recordedBy |
numerous classical pianists
ⓘ
numerous harpsichordists ⓘ |
| setWithin | 24 preludes and fugues in all major and minor keys ⓘ |
| structure | single continuous movement ⓘ |
| tempoIndication | not specified by composer ⓘ |
| tonality | E minor ⓘ |
| tuningContext | well-tempered tuning ⓘ |
| typicalDuration |
about 2 minutes
ⓘ
about 3 minutes ⓘ |
| uses | well-tempered tuning system exploration ⓘ |
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: Prelude in E minor, BWV 855 Description of subject: Prelude in E minor, BWV 855 is a short keyboard piece by Johann Sebastian Bach, notable for its expressive, introspective character and its place among the preludes of The Well-Tempered Clavier.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
Prelude in E minor, BWV 855
→
hasArrangement
→
Prelude in E minor, BWV 855
self-linksurface differs
ⓘ
this entity surface form:
Prelude in C-sharp minor, BWV 855a (transposed version in Anna Magdalena Bach Notebook)
this entity surface form:
Prelude and Fugue No. 10 in E minor, BWV 855