Triple

T12113906

Position	Surface form	Disambiguated ID	Type / Status
Subject	Essex, Connecticut	`E288505`	entity
Predicate	hasHistoricDistrict	`P295`	FINISHED
Object	Centerbrook Historic District Centerbrook Historic District is a preserved area in the village of Centerbrook in Essex, Connecticut, known for its 18th- and 19th-century architecture and historic village character.	`E965054`	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: Centerbrook Historic District | Statement: [Essex, Connecticut, hasHistoricDistrict, Centerbrook Historic District]

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

Target entity: Centerbrook Historic District
Context triple: [Essex, Connecticut, hasHistoricDistrict, Centerbrook Historic District]

A. Parkview Historic District
Parkview Historic District is a nationally recognized residential neighborhood in University City, Missouri, noted for its early 20th-century architecture and carefully planned, tree-lined streets.
B. McKnight Historic District
McKnight Historic District is a prominent residential neighborhood in Springfield, Massachusetts, known for its well-preserved late 19th-century Victorian architecture and tree-lined streets.
C. Reading Center Historic District
The Reading Center Historic District is a preserved area in downtown Reading, Massachusetts, known for its concentration of 19th- and early 20th-century civic, commercial, and religious buildings that reflect the town’s historical development.
D. Belmont Center Historic District
Belmont Center Historic District is a historically significant commercial and civic core of Belmont, Massachusetts, noted for its early 20th-century architecture and role as the town’s primary downtown area.
E. Norwood Park historic district
Norwood Park historic district is a residential neighborhood in Chicago known for its historic homes, tree-lined streets, and small-town character within the city’s Northwest Side.
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: Centerbrook Historic District
Triple: [Essex, Connecticut, hasHistoricDistrict, Centerbrook Historic District]

Generated description

Centerbrook Historic District is a preserved area in the village of Centerbrook in Essex, Connecticut, known for its 18th- and 19th-century architecture and historic village character.

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

Target entity: Centerbrook Historic District
Target entity description: Centerbrook Historic District is a preserved area in the village of Centerbrook in Essex, Connecticut, known for its 18th- and 19th-century architecture and historic village character.

A. Parkview Historic District
Parkview Historic District is a nationally recognized residential neighborhood in University City, Missouri, noted for its early 20th-century architecture and carefully planned, tree-lined streets.
B. McKnight Historic District
McKnight Historic District is a prominent residential neighborhood in Springfield, Massachusetts, known for its well-preserved late 19th-century Victorian architecture and tree-lined streets.
C. Reading Center Historic District
The Reading Center Historic District is a preserved area in downtown Reading, Massachusetts, known for its concentration of 19th- and early 20th-century civic, commercial, and religious buildings that reflect the town’s historical development.
D. Belmont Center Historic District
Belmont Center Historic District is a historically significant commercial and civic core of Belmont, Massachusetts, noted for its early 20th-century architecture and role as the town’s primary downtown area.
E. Norwood Park historic district
Norwood Park historic district is a residential neighborhood in Chicago known for its historic homes, tree-lined streets, and small-town character within the city’s Northwest Side.
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_69d6ab4a5c448190a110d1273314b21a`	completed	April 8, 2026, 7:23 p.m.
NER	Named-entity recognition	`batch_69d9156814148190b47d63a89fcab17c`	completed	April 10, 2026, 3:21 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69f5f67d58d08190be45fb49f0084b49`	completed	May 2, 2026, 1:05 p.m.
NEDg	Description generation	`batch_69f600b7385881909ddb86a1d39ff5d4`	completed	May 2, 2026, 1:48 p.m.
NED2	Entity disambiguation (via description)	`batch_69f601e7f3b0819098a2245b9f9316b9`	completed	May 2, 2026, 1:53 p.m.

Created at: April 8, 2026, 9:49 p.m.