Triple

T13514690

Position	Surface form	Disambiguated ID	Type / Status
Subject	Prelude in A-flat major, BWV 862	`E322728`	entity
Predicate	hasCounterpart	`P6587`	FINISHED
Object	Prelude in G-sharp minor, BWV 887 (Book II, enharmonic key) The Prelude in G-sharp minor, BWV 887, is a keyboard piece by Johann Sebastian Bach from the second book of The Well-Tempered Clavier, notable for its expressive chromaticism and intricate contrapuntal writing.	`E1045871`	NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini

Instruction

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Input

Phrase: Prelude in G-sharp minor, BWV 887 (Book II, enharmonic key) | Statement: [Prelude in A-flat major, BWV 862, hasCounterpart, Prelude in G-sharp minor, BWV 887 (Book II, enharmonic key)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Prelude in G-sharp minor, BWV 887 (Book II, enharmonic key)
Context triple: [Prelude in A-flat major, BWV 862, hasCounterpart, Prelude in G-sharp minor, BWV 887 (Book II, enharmonic key)]

A. Prelude in G minor, BWV 860
Prelude in G minor, BWV 860 is a keyboard piece by Johann Sebastian Bach from The Well-Tempered Clavier, Book I, known for its expressive, flowing figuration and frequent pairing with its accompanying fugue.
B. Prelude in C-sharp minor, BWV 849
Prelude in C-sharp minor, BWV 849 is a keyboard prelude by Johann Sebastian Bach from the first book of The Well-Tempered Clavier, notable for its expressive chromaticism and contrapuntal texture.
C. Prelude in G minor, BWV 861
Prelude in G minor, BWV 861 is a keyboard prelude by Johann Sebastian Bach, notable for its expressive minor-key character and contrapuntal writing.
D. Prelude in C-sharp major, BWV 848
Prelude in C-sharp major, BWV 848 is a keyboard prelude by Johann Sebastian Bach, notable for its flowing broken-chord texture and its role in exploring well-tempered tuning.
E. 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.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NEDg Description generation gpt-5.1

Instruction

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Input

Entity: Prelude in G-sharp minor, BWV 887 (Book II, enharmonic key)
Triple: [Prelude in A-flat major, BWV 862, hasCounterpart, Prelude in G-sharp minor, BWV 887 (Book II, enharmonic key)]

Generated description

The Prelude in G-sharp minor, BWV 887, is a keyboard piece by Johann Sebastian Bach from the second book of The Well-Tempered Clavier, notable for its expressive chromaticism and intricate contrapuntal writing.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Prelude in G-sharp minor, BWV 887 (Book II, enharmonic key)
Target entity description: The Prelude in G-sharp minor, BWV 887, is a keyboard piece by Johann Sebastian Bach from the second book of The Well-Tempered Clavier, notable for its expressive chromaticism and intricate contrapuntal writing.

A. Prelude in G minor, BWV 860
Prelude in G minor, BWV 860 is a keyboard piece by Johann Sebastian Bach from The Well-Tempered Clavier, Book I, known for its expressive, flowing figuration and frequent pairing with its accompanying fugue.
B. Prelude in C-sharp minor, BWV 849
Prelude in C-sharp minor, BWV 849 is a keyboard prelude by Johann Sebastian Bach from the first book of The Well-Tempered Clavier, notable for its expressive chromaticism and contrapuntal texture.
C. Prelude in G minor, BWV 861
Prelude in G minor, BWV 861 is a keyboard prelude by Johann Sebastian Bach, notable for its expressive minor-key character and contrapuntal writing.
D. Prelude in C-sharp major, BWV 848
Prelude in C-sharp major, BWV 848 is a keyboard prelude by Johann Sebastian Bach, notable for its flowing broken-chord texture and its role in exploring well-tempered tuning.
E. 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.
F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step	Stage	Batch ID	Status	When
creating	Elicitation	`batch_69d80766a21881909f21a1b7421d3b8a`	completed	April 9, 2026, 8:09 p.m.
NER	Named-entity recognition	`batch_69dbaf87ca288190a147fbdb2f90985f`	completed	April 12, 2026, 2:43 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69f75494642881909f33962afe26f427`	completed	May 3, 2026, 1:58 p.m.
NEDg	Description generation	`batch_69f758b29cd4819093cecff5cfefc98f`	completed	May 3, 2026, 2:16 p.m.
NED2	Entity disambiguation (via description)	`batch_69f7593d74cc819099c5d39ae09c3f70`	completed	May 3, 2026, 2:18 p.m.

Created at: April 9, 2026, 9:44 p.m.