Triple

T4256055

Position	Surface form	Disambiguated ID	Type / Status
Subject	Homewood	`E95976`	entity
Predicate	hasLandmark	`P105`	FINISHED
Object	Homewood Branch of the Carnegie Library of Pittsburgh The Homewood Branch of the Carnegie Library of Pittsburgh is a neighborhood public library in Pittsburgh’s Homewood community, offering lending services, educational programs, and community resources as part of the Carnegie Library system.	`E424719`	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: Homewood Branch of the Carnegie Library of Pittsburgh | Statement: [Homewood, hasLandmark, Homewood Branch of the Carnegie Library of Pittsburgh]

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

Target entity: Homewood Branch of the Carnegie Library of Pittsburgh
Context triple: [Homewood, hasLandmark, Homewood Branch of the Carnegie Library of Pittsburgh]

A. Carnegie Library of Pittsburgh – Main Branch
The Carnegie Library of Pittsburgh – Main Branch is the flagship public library of Pittsburgh’s Carnegie Library system, renowned for its extensive collections and historic Beaux-Arts building in the city’s Oakland cultural district.
B. 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.
C. Marceline Carnegie Library
Marceline Carnegie Library is a historic Carnegie-funded public library serving the community of Marceline, Missouri.
D. 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.
E. 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.
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: Homewood Branch of the Carnegie Library of Pittsburgh
Triple: [Homewood, hasLandmark, Homewood Branch of the Carnegie Library of Pittsburgh]

Generated description

The Homewood Branch of the Carnegie Library of Pittsburgh is a neighborhood public library in Pittsburgh’s Homewood community, offering lending services, educational programs, and community resources as part of the Carnegie Library system.

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

Target entity: Homewood Branch of the Carnegie Library of Pittsburgh
Target entity description: The Homewood Branch of the Carnegie Library of Pittsburgh is a neighborhood public library in Pittsburgh’s Homewood community, offering lending services, educational programs, and community resources as part of the Carnegie Library system.

A. Carnegie Library of Pittsburgh – Main Branch
The Carnegie Library of Pittsburgh – Main Branch is the flagship public library of Pittsburgh’s Carnegie Library system, renowned for its extensive collections and historic Beaux-Arts building in the city’s Oakland cultural district.
B. 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.
C. Marceline Carnegie Library
Marceline Carnegie Library is a historic Carnegie-funded public library serving the community of Marceline, Missouri.
D. 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.
E. 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.
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_69b3453f759881909b91f01a1e82c036`	completed	March 12, 2026, 10:59 p.m.
NER	Named-entity recognition	`batch_69b34ec1971c81908f7a72418efa8bcc`	completed	March 12, 2026, 11:39 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69b5a88a68f081909e5bae5b0414f534`	completed	March 14, 2026, 6:27 p.m.
NEDg	Description generation	`batch_69b5a94e637881909a20bb1df0cd5768`	completed	March 14, 2026, 6:30 p.m.
NED2	Entity disambiguation (via description)	`batch_69b5a9d9b28081909d7dc97b02209318`	completed	March 14, 2026, 6:32 p.m.

Created at: March 12, 2026, 11:06 p.m.