Triple

T4969554
Position Surface form Disambiguated ID Type / Status
Subject Brotherhood of Sleeping Car Porters E111613 entity
Predicate notableLeader P304 FINISHED
Object C. L. Dellums
C. L. Dellums was a prominent African American labor leader and civil rights activist who helped advance Black workers’ rights and racial equality in the United States.
E482685 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: C. L. Dellums | Statement: [Brotherhood of Sleeping Car Porters, notableLeader, C. L. Dellums]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: C. L. Dellums
Context triple: [Brotherhood of Sleeping Car Porters, notableLeader, C. L. Dellums]
  • A. Ron Dellums
    Ron Dellums was a prominent African American congressman and anti-war activist from California known for his leadership on civil rights, social justice, and opposition to apartheid.
  • B. Charles Diggs
    Charles Diggs was an influential African American U.S. Congressman from Michigan who became a leading advocate for civil rights and Black political representation.
  • C. Walter E. Fauntroy
    Walter E. Fauntroy is an American civil rights activist, pastor, and politician who served as the first non-voting delegate to the U.S. House of Representatives from the District of Columbia.
  • D. Adam Clayton Powell Jr.
    Adam Clayton Powell Jr. was a prominent African American politician and civil rights leader who served as a long-time U.S. Congressman from Harlem and chaired the powerful House Education and Labor Committee in the mid-20th century.
  • E. Mickey Leland
    Mickey Leland was an American congressman and anti-poverty activist from Texas known for his humanitarian work and advocacy on hunger and health issues before his death in a 1989 plane crash.
  • 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: C. L. Dellums
Triple: [Brotherhood of Sleeping Car Porters, notableLeader, C. L. Dellums]
Generated description
C. L. Dellums was a prominent African American labor leader and civil rights activist who helped advance Black workers’ rights and racial equality in the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: C. L. Dellums
Target entity description: C. L. Dellums was a prominent African American labor leader and civil rights activist who helped advance Black workers’ rights and racial equality in the United States.
  • A. Ron Dellums
    Ron Dellums was a prominent African American congressman and anti-war activist from California known for his leadership on civil rights, social justice, and opposition to apartheid.
  • B. Charles Diggs
    Charles Diggs was an influential African American U.S. Congressman from Michigan who became a leading advocate for civil rights and Black political representation.
  • C. Walter E. Fauntroy
    Walter E. Fauntroy is an American civil rights activist, pastor, and politician who served as the first non-voting delegate to the U.S. House of Representatives from the District of Columbia.
  • D. Adam Clayton Powell Jr.
    Adam Clayton Powell Jr. was a prominent African American politician and civil rights leader who served as a long-time U.S. Congressman from Harlem and chaired the powerful House Education and Labor Committee in the mid-20th century.
  • E. Mickey Leland
    Mickey Leland was an American congressman and anti-poverty activist from Texas known for his humanitarian work and advocacy on hunger and health issues before his death in a 1989 plane crash.
  • 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_69bd441a0eb481908050fa4273b19eae completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd721221b88190916feb9b4f049195 completed March 20, 2026, 4:13 p.m.
NED1 Entity disambiguation (via context triple) batch_69be81f749fc8190ad4dc68f7e2086b1 completed March 21, 2026, 11:33 a.m.
NEDg Description generation batch_69be841943d481909c18ca8e8c758501 completed March 21, 2026, 11:42 a.m.
NED2 Entity disambiguation (via description) batch_69be848b0df88190aba28a258d8a706e completed March 21, 2026, 11:44 a.m.
Created at: March 20, 2026, 1:32 p.m.