Triple

T3604288

Position	Surface form	Disambiguated ID	Type / Status
Subject	Railroaders Memorial Museum, Altoona, Pennsylvania	`E76331`	entity
Predicate	operatedBy	`P86`	FINISHED
Object	Railroaders Memorial Museum, Inc. Railroaders Memorial Museum, Inc. is the nonprofit organization responsible for preserving and interpreting the railroad heritage and history of Altoona, Pennsylvania, through the operation of the Railroaders Memorial Museum.	`E371414`	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: Railroaders Memorial Museum, Inc. | Statement: [Railroaders Memorial Museum, Altoona, Pennsylvania, operatedBy, Railroaders Memorial Museum, Inc.]

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

Target entity: Railroaders Memorial Museum, Inc.
Context triple: [Railroaders Memorial Museum, Altoona, Pennsylvania, operatedBy, Railroaders Memorial Museum, Inc.]

A. Museum of the American Railroad
The Museum of the American Railroad is a heritage museum in Frisco, Texas, dedicated to preserving and showcasing historic locomotives, railcars, and the history of railroading in the United States.
B. National Railroad Museum
The National Railroad Museum is a major U.S. museum dedicated to preserving and interpreting the history of railroading through historic locomotives, rolling stock, and related exhibits.
C. Chatham Railroad Museum
The Chatham Railroad Museum is a local history museum in Chatham, Massachusetts, dedicated to preserving and interpreting the town’s railroad heritage through exhibits, artifacts, and educational displays.
D. Union Pacific Railroad Museum
The Union Pacific Railroad Museum is a history museum in Council Bluffs, Iowa, dedicated to preserving and showcasing the heritage of the Union Pacific Railroad and American railroading.
E. Railroad & Ferry Depot Museum
The Railroad & Ferry Depot Museum is a historic museum in Tiburon, California, showcasing the town’s past as a major railroad and ferry terminus on San Francisco Bay.
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: Railroaders Memorial Museum, Inc.
Triple: [Railroaders Memorial Museum, Altoona, Pennsylvania, operatedBy, Railroaders Memorial Museum, Inc.]

Generated description

Railroaders Memorial Museum, Inc. is the nonprofit organization responsible for preserving and interpreting the railroad heritage and history of Altoona, Pennsylvania, through the operation of the Railroaders Memorial Museum.

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

Target entity: Railroaders Memorial Museum, Inc.
Target entity description: Railroaders Memorial Museum, Inc. is the nonprofit organization responsible for preserving and interpreting the railroad heritage and history of Altoona, Pennsylvania, through the operation of the Railroaders Memorial Museum.

A. Museum of the American Railroad
The Museum of the American Railroad is a heritage museum in Frisco, Texas, dedicated to preserving and showcasing historic locomotives, railcars, and the history of railroading in the United States.
B. National Railroad Museum
The National Railroad Museum is a major U.S. museum dedicated to preserving and interpreting the history of railroading through historic locomotives, rolling stock, and related exhibits.
C. Chatham Railroad Museum
The Chatham Railroad Museum is a local history museum in Chatham, Massachusetts, dedicated to preserving and interpreting the town’s railroad heritage through exhibits, artifacts, and educational displays.
D. Union Pacific Railroad Museum
The Union Pacific Railroad Museum is a history museum in Council Bluffs, Iowa, dedicated to preserving and showcasing the heritage of the Union Pacific Railroad and American railroading.
E. Railroad & Ferry Depot Museum
The Railroad & Ferry Depot Museum is a historic museum in Tiburon, California, showcasing the town’s past as a major railroad and ferry terminus on San Francisco Bay.
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_69ad85d93dcc819094fba90cf70f4996`	completed	March 8, 2026, 2:21 p.m.
NER	Named-entity recognition	`batch_69adc1e07bc481908d9fce18d36d8e0d`	completed	March 8, 2026, 6:37 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69b40320a0308190b2f358fe1488ed98`	completed	March 13, 2026, 12:29 p.m.
NEDg	Description generation	`batch_69b4041bc85c8190948b7e47aef0e0d0`	completed	March 13, 2026, 12:33 p.m.
NED2	Entity disambiguation (via description)	`batch_69b408778220819086935bfa9c0dd4fd`	completed	March 13, 2026, 12:52 p.m.

Created at: March 8, 2026, 3:22 p.m.