Triple

T9132017
Position Surface form Disambiguated ID Type / Status
Subject Ma Rainey E219108 entity
Predicate alsoKnownAs P39 FINISHED
Object Mother of the Blues
Mother of the Blues is the honorific nickname given to Ma Rainey, a pioneering early 20th-century American blues singer who helped shape and popularize the genre.
 E780250 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: Mother of the Blues | Statement: [Ma Rainey, alsoKnownAs, Mother of the Blues]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Mother of the Blues
Context triple: [Ma Rainey, alsoKnownAs, Mother of the Blues]
  • A. Story of the Blues
    "Story of the Blues" is a song by English band After Hours, known for its emotive reflection on hardship and resilience in the blues tradition.
  • B. Matriarch of the Blues
    Matriarch of the Blues is a late-career studio album by legendary American singer Etta James that pays tribute to classic blues and soul standards.
  • C. Queen of the Blues
    Queen of the Blues is the honorific title given to legendary American Chicago blues singer Koko Taylor, renowned for her powerful, gritty vocal style.
  • D. Queen of the Blues
    Queen of the Blues is the celebrated nickname of American singer Dinah Washington, renowned for her powerful, emotive voice and influential recordings in blues, jazz, and R&B during the mid-20th century.
  • E. The Meaning of the Blues
    "The Meaning of the Blues" is a jazz composition best known for its evocative, melancholic melody and for being interpreted by Miles Davis on his landmark orchestral collaboration with Gil Evans.
  • 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: Mother of the Blues
Triple: [Ma Rainey, alsoKnownAs, Mother of the Blues]
Generated description
Mother of the Blues is the honorific nickname given to Ma Rainey, a pioneering early 20th-century American blues singer who helped shape and popularize the genre.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Mother of the Blues
Target entity description: Mother of the Blues is the honorific nickname given to Ma Rainey, a pioneering early 20th-century American blues singer who helped shape and popularize the genre.
  • A. Story of the Blues
    "Story of the Blues" is a song by English band After Hours, known for its emotive reflection on hardship and resilience in the blues tradition.
  • B. Matriarch of the Blues
    Matriarch of the Blues is a late-career studio album by legendary American singer Etta James that pays tribute to classic blues and soul standards.
  • C. Queen of the Blues
    Queen of the Blues is the honorific title given to legendary American Chicago blues singer Koko Taylor, renowned for her powerful, gritty vocal style.
  • D. Queen of the Blues
    Queen of the Blues is the celebrated nickname of American singer Dinah Washington, renowned for her powerful, emotive voice and influential recordings in blues, jazz, and R&B during the mid-20th century.
  • E. The Meaning of the Blues
    "The Meaning of the Blues" is a jazz composition best known for its evocative, melancholic melody and for being interpreted by Miles Davis on his landmark orchestral collaboration with Gil Evans.
  • 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_69ca83debfc0819095800583e97ab10f completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cca8db7d808190bd22b0e5a6f9c285 completed April 1, 2026, 5:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69d047dc25208190a720910e6d43199b completed April 3, 2026, 11:06 p.m.
NEDg Description generation batch_69d049058dec81909854965276252808 completed April 3, 2026, 11:11 p.m.
NED2 Entity disambiguation (via description) batch_69d049913b7481909ccbaf4999e37c06 completed April 3, 2026, 11:13 p.m.
Created at: March 30, 2026, 7:18 p.m.