Triple

T346656

Position	Surface form	Disambiguated ID	Type / Status
Subject	Meriden, Connecticut	`E6956`	entity
Predicate	hasHistoricDistrict	`P295`	FINISHED
Object	Meriden Downtown Historic District Meriden Downtown Historic District is a designated historic area in the central business district of Meriden, Connecticut, recognized for its concentration of architecturally and historically significant commercial and civic buildings.	`E43938`	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: Meriden Downtown Historic District | Statement: [Meriden, Connecticut, hasHistoricDistrict, Meriden Downtown Historic District]

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

Target entity: Meriden Downtown Historic District
Context triple: [Meriden, Connecticut, hasHistoricDistrict, Meriden Downtown Historic District]

A. 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.
B. New Haven Green
New Haven Green is a historic 16-acre public park and town square in downtown New Haven, Connecticut, known as the civic and cultural heart of the city.
C. Central Square Historic District
The Central Square Historic District is a designated historic area known for its preserved architecture and cultural significance surrounding Central Square.
D. Hillhouse Avenue historic district
The Hillhouse Avenue historic district is a renowned, tree-lined residential and institutional area in New Haven, Connecticut, celebrated for its 19th-century architecture and close association with Yale University.
E. Sandwich Historic District
Sandwich Historic District is a preserved area in Sandwich, Massachusetts, known for its well-maintained 17th- to 19th-century architecture and its significance as one of the oldest settlements on Cape Cod.
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: Meriden Downtown Historic District
Triple: [Meriden, Connecticut, hasHistoricDistrict, Meriden Downtown Historic District]

Generated description

Meriden Downtown Historic District is a designated historic area in the central business district of Meriden, Connecticut, recognized for its concentration of architecturally and historically significant commercial and civic buildings.

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

Target entity: Meriden Downtown Historic District
Target entity description: Meriden Downtown Historic District is a designated historic area in the central business district of Meriden, Connecticut, recognized for its concentration of architecturally and historically significant commercial and civic buildings.

A. 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.
B. New Haven Green
New Haven Green is a historic 16-acre public park and town square in downtown New Haven, Connecticut, known as the civic and cultural heart of the city.
C. Central Square Historic District
The Central Square Historic District is a designated historic area known for its preserved architecture and cultural significance surrounding Central Square.
D. Hillhouse Avenue historic district
The Hillhouse Avenue historic district is a renowned, tree-lined residential and institutional area in New Haven, Connecticut, celebrated for its 19th-century architecture and close association with Yale University.
E. Sandwich Historic District
Sandwich Historic District is a preserved area in Sandwich, Massachusetts, known for its well-maintained 17th- to 19th-century architecture and its significance as one of the oldest settlements on Cape Cod.
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_69a2e7951ba08190960e90823b5078f3`	completed	Feb. 28, 2026, 1:03 p.m.
NER	Named-entity recognition	`batch_69a2eb1a37c08190b1380f6bf8513a37`	completed	Feb. 28, 2026, 1:18 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69a3d7eb6b708190b0dff991c101104f`	completed	March 1, 2026, 6:08 a.m.
NEDg	Description generation	`batch_69a3d85312448190aad22189ad07687a`	completed	March 1, 2026, 6:10 a.m.
NED2	Entity disambiguation (via description)	`batch_69a3d8f2d0688190aa6d0a262f8857ba`	completed	March 1, 2026, 6:13 a.m.

Created at: Feb. 28, 2026, 1:08 p.m.