Triple

T4969578
Position Surface form Disambiguated ID Type / Status
Subject Brotherhood of Sleeping Car Porters E111613 entity
Predicate participatedIn P149 FINISHED
Object March on Washington Movement
The March on Washington Movement was a 1941–1946 Black civil rights campaign, led by A. Philip Randolph, that used the threat of mass protest to pressure the U.S. government into addressing racial discrimination in defense industries and the military.
E482686 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: March on Washington Movement | Statement: [Brotherhood of Sleeping Car Porters, participatedIn, March on Washington Movement]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: March on Washington Movement
Context triple: [Brotherhood of Sleeping Car Porters, participatedIn, March on Washington Movement]
  • A. March on Washington for Jobs and Freedom
    The March on Washington for Jobs and Freedom was a landmark 1963 civil rights demonstration in Washington, D.C., best known as the setting for Martin Luther King Jr.’s “I Have a Dream” speech and its pivotal role in advancing racial equality and economic justice in the United States.
  • B. Selma to Montgomery marches
    The Selma to Montgomery marches were a series of 1965 civil rights protests in Alabama that became pivotal in the struggle for African American voting rights and led to the passage of the Voting Rights Act.
  • C. Albany Movement
    The Albany Movement was a coalition formed in 1961 in Albany, Georgia, that sought to desegregate the city and became an important early campaign in the broader American civil rights struggle.
  • D. American civil rights movement
    The American civil rights movement was a mid-20th-century mass social and political campaign, prominently led by figures like Martin Luther King Jr., that sought to end racial segregation and discrimination against African Americans and secure equal rights under the law.
  • E. Montgomery bus boycott
    The Montgomery bus boycott was a pivotal 1955–1956 civil rights protest in Alabama in which African Americans refused to ride city buses to challenge racial segregation, helping launch the modern Civil Rights Movement and Martin Luther King Jr.’s national leadership.
  • 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: March on Washington Movement
Triple: [Brotherhood of Sleeping Car Porters, participatedIn, March on Washington Movement]
Generated description
The March on Washington Movement was a 1941–1946 Black civil rights campaign, led by A. Philip Randolph, that used the threat of mass protest to pressure the U.S. government into addressing racial discrimination in defense industries and the military.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: March on Washington Movement
Target entity description: The March on Washington Movement was a 1941–1946 Black civil rights campaign, led by A. Philip Randolph, that used the threat of mass protest to pressure the U.S. government into addressing racial discrimination in defense industries and the military.
  • A. March on Washington for Jobs and Freedom
    The March on Washington for Jobs and Freedom was a landmark 1963 civil rights demonstration in Washington, D.C., best known as the setting for Martin Luther King Jr.’s “I Have a Dream” speech and its pivotal role in advancing racial equality and economic justice in the United States.
  • B. Selma to Montgomery marches
    The Selma to Montgomery marches were a series of 1965 civil rights protests in Alabama that became pivotal in the struggle for African American voting rights and led to the passage of the Voting Rights Act.
  • C. Albany Movement
    The Albany Movement was a coalition formed in 1961 in Albany, Georgia, that sought to desegregate the city and became an important early campaign in the broader American civil rights struggle.
  • D. American civil rights movement
    The American civil rights movement was a mid-20th-century mass social and political campaign, prominently led by figures like Martin Luther King Jr., that sought to end racial segregation and discrimination against African Americans and secure equal rights under the law.
  • E. Montgomery bus boycott
    The Montgomery bus boycott was a pivotal 1955–1956 civil rights protest in Alabama in which African Americans refused to ride city buses to challenge racial segregation, helping launch the modern Civil Rights Movement and Martin Luther King Jr.’s national leadership.
  • 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.