Triple

T15379208
Position Surface form Disambiguated ID Type / Status
Subject Aurelia Nixon E367753 entity
Predicate associatedWith P37 FINISHED
Object Brotherhood of Sleeping Car Porters (through E. D. Nixon) E111613 NE FINISHED

How this triple was built (2 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: Brotherhood of Sleeping Car Porters (through E. D. Nixon) | Statement: [Aurelia Nixon, associatedWith, Brotherhood of Sleeping Car Porters (through E. D. Nixon)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Brotherhood of Sleeping Car Porters (through E. D. Nixon)
Context triple: [Aurelia Nixon, associatedWith, Brotherhood of Sleeping Car Porters (through E. D. Nixon)]
  • A. Brotherhood of Sleeping Car Porters chosen
    The Brotherhood of Sleeping Car Porters was the first major African American labor union in the United States, representing railroad sleeping car porters and playing a key role in the broader civil rights and labor movements.
  • B. A. Philip Randolph
    A. Philip Randolph was a prominent African American labor leader and civil rights activist who organized the Brotherhood of Sleeping Car Porters and helped spearhead the 1963 March on Washington.
  • C. Ladies Auxiliary of the Brotherhood of Sleeping Car Porters
    The Ladies Auxiliary of the Brotherhood of Sleeping Car Porters was the women’s organization that supported and advanced the labor and civil rights efforts of the pioneering African American railway porters’ union.
  • D. A. Philip Randolph Institute
    The A. Philip Randolph Institute is an African-American labor and civil rights organization that works to strengthen the political and economic power of Black workers, historically serving as a bridge between the labor movement and the civil rights movement.
  • E. Pullman porters
    Pullman porters were African American railroad workers who provided service to passengers on luxury sleeping cars and became a symbol of Black middle-class opportunity and early civil rights organizing in the United States.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d85a1551a08190ba2caea7cd51c639 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e03e6044488190b0499db109f7f821 completed April 16, 2026, 1:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff0b56dd1c81909a3933330e85fe0e completed May 9, 2026, 10:24 a.m.
Created at: April 10, 2026, 3:19 a.m.