Triple

T4773467

Position	Surface form	Disambiguated ID	Type / Status
Subject	Heinz History Center	`E105986`	entity
Predicate	foundedAs	`P364`	FINISHED
Object	Historical Society of Western Pennsylvania The Historical Society of Western Pennsylvania is a regional historical organization dedicated to preserving and interpreting the history and heritage of Western Pennsylvania and the Pittsburgh area.	`E468822`	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: Historical Society of Western Pennsylvania | Statement: [Heinz History Center, foundedAs, Historical Society of Western Pennsylvania]

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

Target entity: Historical Society of Western Pennsylvania
Context triple: [Heinz History Center, foundedAs, Historical Society of Western Pennsylvania]

A. Pennsylvania Historical and Museum Commission
The Pennsylvania Historical and Museum Commission is the official state agency responsible for preserving, interpreting, and promoting Pennsylvania’s historical heritage and museums.
B. Western Pennsylvania Conservancy
Western Pennsylvania Conservancy is a nonprofit environmental organization in Pennsylvania that protects and manages natural areas, waterways, and notable sites such as Frank Lloyd Wright’s Fallingwater.
C. Historic Philadelphia, Inc.
Historic Philadelphia, Inc. is a nonprofit organization dedicated to preserving, interpreting, and promoting key historic sites and stories in Philadelphia for education and tourism.
D. Philadelphia Historical Commission
The Philadelphia Historical Commission is the city agency responsible for identifying, protecting, and regulating Philadelphia’s historic buildings, sites, and districts.
E. Ladies Association of Philadelphia
The Ladies Association of Philadelphia was a Revolutionary War–era women’s organization, led in part by Sarah Franklin Bache, that raised funds and supplies to support the Continental Army.
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: Historical Society of Western Pennsylvania
Triple: [Heinz History Center, foundedAs, Historical Society of Western Pennsylvania]

Generated description

The Historical Society of Western Pennsylvania is a regional historical organization dedicated to preserving and interpreting the history and heritage of Western Pennsylvania and the Pittsburgh area.

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

Target entity: Historical Society of Western Pennsylvania
Target entity description: The Historical Society of Western Pennsylvania is a regional historical organization dedicated to preserving and interpreting the history and heritage of Western Pennsylvania and the Pittsburgh area.

A. Pennsylvania Historical and Museum Commission
The Pennsylvania Historical and Museum Commission is the official state agency responsible for preserving, interpreting, and promoting Pennsylvania’s historical heritage and museums.
B. Western Pennsylvania Conservancy
Western Pennsylvania Conservancy is a nonprofit environmental organization in Pennsylvania that protects and manages natural areas, waterways, and notable sites such as Frank Lloyd Wright’s Fallingwater.
C. Historic Philadelphia, Inc.
Historic Philadelphia, Inc. is a nonprofit organization dedicated to preserving, interpreting, and promoting key historic sites and stories in Philadelphia for education and tourism.
D. Philadelphia Historical Commission
The Philadelphia Historical Commission is the city agency responsible for identifying, protecting, and regulating Philadelphia’s historic buildings, sites, and districts.
E. Ladies Association of Philadelphia
The Ladies Association of Philadelphia was a Revolutionary War–era women’s organization, led in part by Sarah Franklin Bache, that raised funds and supplies to support the Continental Army.
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_69bd43f3074c8190937e7b0a457fe9f1`	completed	March 20, 2026, 12:56 p.m.
NER	Named-entity recognition	`batch_69bd6560b3448190a0debbd8da29d986`	completed	March 20, 2026, 3:18 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69be43c2995c81909b16baa672c4844a`	completed	March 21, 2026, 7:07 a.m.
NEDg	Description generation	`batch_69be447c21d48190ab57c8761e733ff4`	completed	March 21, 2026, 7:10 a.m.
NED2	Entity disambiguation (via description)	`batch_69be45f5ebec8190b62c428b465d1bd9`	completed	March 21, 2026, 7:17 a.m.

Created at: March 20, 2026, 1:21 p.m.