Triple

T5390807

Position	Surface form	Disambiguated ID	Type / Status
Subject	Los Angeles Unified School District	`E120319`	entity
Predicate	hasLaborUnion	`P11919`	FINISHED
Object	Service Employees International Union Local 99 Service Employees International Union Local 99 is a labor union representing education support staff and other service workers, particularly within the Los Angeles Unified School District.	`E517601`	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: Service Employees International Union Local 99 | Statement: [Los Angeles Unified School District, hasLaborUnion, Service Employees International Union Local 99]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Service Employees International Union Local 99
Context triple: [Los Angeles Unified School District, hasLaborUnion, Service Employees International Union Local 99]

A. AFL–CIO
The AFL–CIO is the largest federation of labor unions in the United States, formed by the merger of major labor organizations and representing millions of workers across diverse industries.
B. AFSCME Local 1733
AFSCME Local 1733 is the Memphis municipal workers’ union best known for leading the 1968 sanitation workers’ strike that became a landmark event in the civil rights and labor movements.
C. Communication Workers Union
The Communication Workers Union is a major British trade union representing employees in postal, telecommunications, and related industries.
D. International Ladies' Garment Workers' Union
The International Ladies' Garment Workers' Union was a major American labor union that represented workers in the women's clothing industry and became known for its role in improving labor conditions and advocating for social justice in the 20th century.
E. United Steelworkers of America
The United Steelworkers of America is a major North American labor union representing workers primarily in the steel, manufacturing, and related industries.
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: Service Employees International Union Local 99
Triple: [Los Angeles Unified School District, hasLaborUnion, Service Employees International Union Local 99]

Generated description

Service Employees International Union Local 99 is a labor union representing education support staff and other service workers, particularly within the Los Angeles Unified School District.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Service Employees International Union Local 99
Target entity description: Service Employees International Union Local 99 is a labor union representing education support staff and other service workers, particularly within the Los Angeles Unified School District.

A. AFL–CIO
The AFL–CIO is the largest federation of labor unions in the United States, formed by the merger of major labor organizations and representing millions of workers across diverse industries.
B. AFSCME Local 1733
AFSCME Local 1733 is the Memphis municipal workers’ union best known for leading the 1968 sanitation workers’ strike that became a landmark event in the civil rights and labor movements.
C. Communication Workers Union
The Communication Workers Union is a major British trade union representing employees in postal, telecommunications, and related industries.
D. International Ladies' Garment Workers' Union
The International Ladies' Garment Workers' Union was a major American labor union that represented workers in the women's clothing industry and became known for its role in improving labor conditions and advocating for social justice in the 20th century.
E. United Steelworkers of America
The United Steelworkers of America is a major North American labor union representing workers primarily in the steel, manufacturing, and related industries.
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_69bd46354c648190a38b26f107010a96`	completed	March 20, 2026, 1:05 p.m.
NER	Named-entity recognition	`batch_69bd87185f788190bd5244a1f7dbb5c8`	completed	March 20, 2026, 5:42 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69bf336126ec8190ad6d59469eac07c5`	completed	March 22, 2026, 12:10 a.m.
NEDg	Description generation	`batch_69bf340a51848190b4722f456f997833`	completed	March 22, 2026, 12:12 a.m.
NED2	Entity disambiguation (via description)	`batch_69bf34714e808190b06b47891ea31bbf`	completed	March 22, 2026, 12:14 a.m.

Created at: March 20, 2026, 2:04 p.m.