Triple

T419078
Position Surface form Disambiguated ID Type / Status
Subject Johann Sebastian Bach E8059 entity
Predicate spouse P13 FINISHED
Object Anna Magdalena Bach
Anna Magdalena Bach was a German singer and the second wife of composer Johann Sebastian Bach, known for her role in copying and preserving many of his musical works.
E54855 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: Anna Magdalena Bach | Statement: [Johann Sebastian Bach, spouse, Anna Magdalena Bach]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Anna Magdalena Bach
Context triple: [Johann Sebastian Bach, spouse, Anna Magdalena Bach]
  • A. Maria Barbara Bach
    Maria Barbara Bach was a German singer and the first wife of composer Johann Sebastian Bach, with whom she had several musically gifted children.
  • B. Johann Ambrosius Bach
    Johann Ambrosius Bach was a German musician and violinist of the Baroque era, best known as the father of composer Johann Sebastian Bach and a member of the prominent Bach musical family.
  • C. Johann Sebastian Bach
    Johann Sebastian Bach was a Baroque-era German composer and musician renowned for his complex, expressive works such as the Brandenburg Concertos, the Mass in B minor, and The Well-Tempered Clavier.
  • D. Johann Christoph Pepusch
    Johann Christoph Pepusch was a German-born Baroque composer and music theorist best known for arranging and providing the musical framework for the ballad opera "The Beggar's Opera" in 18th-century London.
  • E. Felix Mendelssohn
    Felix Mendelssohn was a 19th-century German composer, pianist, and conductor of the early Romantic period, renowned for works such as the Italian Symphony, the Violin Concerto in E minor, and the incidental music to A Midsummer Night's Dream.
  • 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: Anna Magdalena Bach
Triple: [Johann Sebastian Bach, spouse, Anna Magdalena Bach]
Generated description
Anna Magdalena Bach was a German singer and the second wife of composer Johann Sebastian Bach, known for her role in copying and preserving many of his musical works.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Anna Magdalena Bach
Target entity description: Anna Magdalena Bach was a German singer and the second wife of composer Johann Sebastian Bach, known for her role in copying and preserving many of his musical works.
  • A. Maria Barbara Bach
    Maria Barbara Bach was a German singer and the first wife of composer Johann Sebastian Bach, with whom she had several musically gifted children.
  • B. Johann Ambrosius Bach
    Johann Ambrosius Bach was a German musician and violinist of the Baroque era, best known as the father of composer Johann Sebastian Bach and a member of the prominent Bach musical family.
  • C. Johann Sebastian Bach
    Johann Sebastian Bach was a Baroque-era German composer and musician renowned for his complex, expressive works such as the Brandenburg Concertos, the Mass in B minor, and The Well-Tempered Clavier.
  • D. Johann Christoph Pepusch
    Johann Christoph Pepusch was a German-born Baroque composer and music theorist best known for arranging and providing the musical framework for the ballad opera "The Beggar's Opera" in 18th-century London.
  • E. Felix Mendelssohn
    Felix Mendelssohn was a 19th-century German composer, pianist, and conductor of the early Romantic period, renowned for works such as the Italian Symphony, the Violin Concerto in E minor, and the incidental music to A Midsummer Night's Dream.
  • 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_69a2e7f1d1bc81909cf2dc9754a3c334 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2ee917de48190965fba455efd2320 completed Feb. 28, 2026, 1:33 p.m.
NED1 Entity disambiguation (via context triple) batch_69a431dd98dc8190a0020cdbeec5cfbf completed March 1, 2026, 12:32 p.m.
NEDg Description generation batch_69a43267c1d081908b2036402ce0ec11 completed March 1, 2026, 12:34 p.m.
NED2 Entity disambiguation (via description) batch_69a432f94a948190a958bba70c2fc806 completed March 1, 2026, 12:37 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.