Triple

T5356408

Position	Surface form	Disambiguated ID	Type / Status
Subject	Groton, Massachusetts	`E102701`	entity
Predicate	hasHistoricDistrict	`P295`	FINISHED
Object	Groton Center Historic District Groton Center Historic District is a historically significant area in the central village of Groton, Massachusetts, known for its well-preserved 18th- and 19th-century architecture and traditional New England town layout.	`E514187`	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: Groton Center Historic District | Statement: [Groton, Massachusetts, hasHistoricDistrict, Groton Center Historic District]

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

Target entity: Groton Center Historic District
Context triple: [Groton, Massachusetts, hasHistoricDistrict, Groton Center Historic District]

A. Litchfield Historic District
Litchfield Historic District is a well-preserved area in Litchfield, Connecticut, known for its colonial-era architecture, early American town layout, and significance in the political and cultural history of New England.
B. Woodbury Historic District
Woodbury Historic District is a designated historic area in the city of Woodbury known for its preserved 18th- and 19th-century architecture and its role in the early development of southern New Jersey.
C. White River Junction Historic District
White River Junction Historic District is a nationally recognized area in Vermont known for its well-preserved 19th- and early 20th-century railroad-era commercial and industrial architecture.
D. Plymouth Center Historic District
Plymouth Center Historic District is a historically significant area in downtown Plymouth, Massachusetts, known for its well-preserved colonial-era buildings and its association with early American history.
E. Essex Institute Historic District
The Essex Institute Historic District is a historically significant area in Salem, Massachusetts, known for its preserved 17th- to 19th-century architecture and associations with the city’s maritime, cultural, and witch trial history.
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: Groton Center Historic District
Triple: [Groton, Massachusetts, hasHistoricDistrict, Groton Center Historic District]

Generated description

Groton Center Historic District is a historically significant area in the central village of Groton, Massachusetts, known for its well-preserved 18th- and 19th-century architecture and traditional New England town layout.

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

Target entity: Groton Center Historic District
Target entity description: Groton Center Historic District is a historically significant area in the central village of Groton, Massachusetts, known for its well-preserved 18th- and 19th-century architecture and traditional New England town layout.

A. Litchfield Historic District
Litchfield Historic District is a well-preserved area in Litchfield, Connecticut, known for its colonial-era architecture, early American town layout, and significance in the political and cultural history of New England.
B. Woodbury Historic District
Woodbury Historic District is a designated historic area in the city of Woodbury known for its preserved 18th- and 19th-century architecture and its role in the early development of southern New Jersey.
C. White River Junction Historic District
White River Junction Historic District is a nationally recognized area in Vermont known for its well-preserved 19th- and early 20th-century railroad-era commercial and industrial architecture.
D. Plymouth Center Historic District
Plymouth Center Historic District is a historically significant area in downtown Plymouth, Massachusetts, known for its well-preserved colonial-era buildings and its association with early American history.
E. Essex Institute Historic District
The Essex Institute Historic District is a historically significant area in Salem, Massachusetts, known for its preserved 17th- to 19th-century architecture and associations with the city’s maritime, cultural, and witch trial history.
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_69bd43d8f7248190b64c140734b5c9a8`	completed	March 20, 2026, 12:55 p.m.
NER	Named-entity recognition	`batch_69bd862f0ea48190bec78690ab3bee51`	completed	March 20, 2026, 5:38 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69bf21e2b7b08190aca4c2855ff041de`	completed	March 21, 2026, 10:55 p.m.
NEDg	Description generation	`batch_69bf228956d481909e9f3c11f4597cce`	completed	March 21, 2026, 10:58 p.m.
NED2	Entity disambiguation (via description)	`batch_69bf230b571481909f76ada72d94c8d8`	completed	March 21, 2026, 11 p.m.

Created at: March 20, 2026, 2:01 p.m.