Triple

T2178069

Position	Surface form	Disambiguated ID	Type / Status
Subject	Allegheny, Pennsylvania	`E48576`	entity
Predicate	hasNotableSite	`P2462`	FINISHED
Object	Carnegie Free Library of Allegheny The Carnegie Free Library of Allegheny is a historic public library in the former city of Allegheny (now part of Pittsburgh), Pennsylvania, funded by Andrew Carnegie as part of his widespread philanthropic support for public libraries.	`E243023`	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: Carnegie Free Library of Allegheny | Statement: [Allegheny, Pennsylvania, hasNotableSite, Carnegie Free Library of Allegheny]

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

Target entity: Carnegie Free Library of Allegheny
Context triple: [Allegheny, Pennsylvania, hasNotableSite, Carnegie Free Library of Allegheny]

A. Carnegie Free Library of Braddock
The Carnegie Free Library of Braddock is a historic public library in Braddock, Pennsylvania, notable as the first Carnegie library in the United States and a symbol of early 20th-century philanthropic support for education and culture.
B. University Park Public Library
University Park Public Library is a community library serving the residents of University Park with access to books, media, and educational resources.
C. Lorain Public Library System
The Lorain Public Library System is a network of public libraries serving residents of Lorain, Ohio and surrounding communities with books, digital resources, and community programs.
D. Newburgh Free Library
Newburgh Free Library is a public library serving the Newburgh, New York community as a key center for information, education, and local cultural resources.
E. Thomas Crane Public Library
Thomas Crane Public Library is a landmark Romanesque Revival public library building in Quincy, Massachusetts, celebrated as one of architect Henry Hobson Richardson’s masterpieces.
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: Carnegie Free Library of Allegheny
Triple: [Allegheny, Pennsylvania, hasNotableSite, Carnegie Free Library of Allegheny]

Generated description

The Carnegie Free Library of Allegheny is a historic public library in the former city of Allegheny (now part of Pittsburgh), Pennsylvania, funded by Andrew Carnegie as part of his widespread philanthropic support for public libraries.

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

Target entity: Carnegie Free Library of Allegheny
Target entity description: The Carnegie Free Library of Allegheny is a historic public library in the former city of Allegheny (now part of Pittsburgh), Pennsylvania, funded by Andrew Carnegie as part of his widespread philanthropic support for public libraries.

A. Carnegie Free Library of Braddock
The Carnegie Free Library of Braddock is a historic public library in Braddock, Pennsylvania, notable as the first Carnegie library in the United States and a symbol of early 20th-century philanthropic support for education and culture.
B. University Park Public Library
University Park Public Library is a community library serving the residents of University Park with access to books, media, and educational resources.
C. Lorain Public Library System
The Lorain Public Library System is a network of public libraries serving residents of Lorain, Ohio and surrounding communities with books, digital resources, and community programs.
D. Newburgh Free Library
Newburgh Free Library is a public library serving the Newburgh, New York community as a key center for information, education, and local cultural resources.
E. Thomas Crane Public Library
Thomas Crane Public Library is a landmark Romanesque Revival public library building in Quincy, Massachusetts, celebrated as one of architect Henry Hobson Richardson’s masterpieces.
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_69a88aa3faa48190995b233af6525815`	completed	March 4, 2026, 7:40 p.m.
NER	Named-entity recognition	`batch_69abbeee0a988190b0729f9070aa4503`	completed	March 7, 2026, 6 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69ae5da14e3881909f0beda339599938`	completed	March 9, 2026, 5:41 a.m.
NEDg	Description generation	`batch_69ae5e5f023081909cd046b5850f8026`	completed	March 9, 2026, 5:45 a.m.
NED2	Entity disambiguation (via description)	`batch_69ae5ef99018819083a778378ea493e8`	completed	March 9, 2026, 5:47 a.m.

Created at: March 4, 2026, 7:45 p.m.