Triple

T9132015
Position Surface form Disambiguated ID Type / Status
Subject Ma Rainey E219108 entity
Predicate fullName P16 FINISHED
Object Gertrude Pridgett Rainey
Gertrude Pridgett Rainey, better known as Ma Rainey, was a pioneering early 20th-century American blues singer often hailed as the "Mother of the Blues" for her influential recordings and performances.
E782548 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: Gertrude Pridgett Rainey | Statement: [Ma Rainey, fullName, Gertrude Pridgett Rainey]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Gertrude Pridgett Rainey
Context triple: [Ma Rainey, fullName, Gertrude Pridgett Rainey]
  • A. Fannie N. Smith
    Fannie N. Smith was the first wife of African American educator and leader Booker T. Washington, with whom she shared the early years of his rise to prominence.
  • B. Mary Burnett Talbert
    Mary Burnett Talbert was a prominent African American civil rights activist, suffragist, and reformer in the late 19th and early 20th centuries, known for her leadership in the NAACP and advocacy for racial and gender equality.
  • C. Alma Johnson Powell
    Alma Johnson Powell is an American audiologist and education advocate best known as the longtime wife of former U.S. Secretary of State Colin Powell and for her leadership in children’s and literacy initiatives.
  • D. Florence Eldridge
    Florence Eldridge was an American stage and film actress known for her distinguished Broadway career and frequent collaborations with her husband, actor Fredric March.
  • E. Edna Mae McCauley
    Edna Mae McCauley is the central character in the 1980 drama film "Resurrection," a woman who miraculously survives a near-fatal accident and discovers she has the power to heal others.
  • 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: Gertrude Pridgett Rainey
Triple: [Ma Rainey, fullName, Gertrude Pridgett Rainey]
Generated description
Gertrude Pridgett Rainey, better known as Ma Rainey, was a pioneering early 20th-century American blues singer often hailed as the "Mother of the Blues" for her influential recordings and performances.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Gertrude Pridgett Rainey
Target entity description: Gertrude Pridgett Rainey, better known as Ma Rainey, was a pioneering early 20th-century American blues singer often hailed as the "Mother of the Blues" for her influential recordings and performances.
  • A. Fannie N. Smith
    Fannie N. Smith was the first wife of African American educator and leader Booker T. Washington, with whom she shared the early years of his rise to prominence.
  • B. Mary Burnett Talbert
    Mary Burnett Talbert was a prominent African American civil rights activist, suffragist, and reformer in the late 19th and early 20th centuries, known for her leadership in the NAACP and advocacy for racial and gender equality.
  • C. Alma Johnson Powell
    Alma Johnson Powell is an American audiologist and education advocate best known as the longtime wife of former U.S. Secretary of State Colin Powell and for her leadership in children’s and literacy initiatives.
  • D. Florence Eldridge
    Florence Eldridge was an American stage and film actress known for her distinguished Broadway career and frequent collaborations with her husband, actor Fredric March.
  • E. Edna Mae McCauley
    Edna Mae McCauley is the central character in the 1980 drama film "Resurrection," a woman who miraculously survives a near-fatal accident and discovers she has the power to heal others.
  • 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_69d05452acb481909fcf5f826caa6ae6 completed April 3, 2026, 11:59 p.m.
NEDg Description generation batch_69d0563ed4e0819096fb78c0c9e2d63d completed April 4, 2026, 12:07 a.m.
NED2 Entity disambiguation (via description) batch_69d056d8775c8190813516cdd2341ed6 completed April 4, 2026, 12:10 a.m.
Created at: March 30, 2026, 7:18 p.m.