Triple

T1002364

Position	Surface form	Disambiguated ID	Type / Status
Subject	Haverhill	`E21631`	entity
Predicate	hasHistoricDistrict	`P295`	FINISHED
Object	Downtown Haverhill Historic District The Downtown Haverhill Historic District is a preserved central business area in Haverhill, Massachusetts, known for its concentration of 19th- and early 20th-century commercial and industrial architecture.	`E118868`	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: Downtown Haverhill Historic District | Statement: [Haverhill, hasHistoricDistrict, Downtown Haverhill Historic District]

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

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

A. Salem Historic District
Salem Historic District is a historically significant area in Salem, Massachusetts, known for its well-preserved colonial architecture and its central role in the 17th-century Salem witch trials.
B. 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.
C. Academy Street Historic District
Academy Street Historic District is a nationally recognized residential historic area in Poughkeepsie, New York, noted for its well-preserved 19th- and early 20th-century architecture.
D. Milton Historic District
The Milton Historic District is a preserved area in Milton, Florida, known for its collection of historic buildings and sites that reflect the town’s development from the 19th century onward.
E. Milledge Avenue Historic District
Milledge Avenue Historic District is a prominent historic neighborhood in Athens, Georgia, known for its well-preserved 19th- and early 20th-century homes and architectural styles.
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: Downtown Haverhill Historic District
Triple: [Haverhill, hasHistoricDistrict, Downtown Haverhill Historic District]

Generated description

The Downtown Haverhill Historic District is a preserved central business area in Haverhill, Massachusetts, known for its concentration of 19th- and early 20th-century commercial and industrial architecture.

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

Target entity: Downtown Haverhill Historic District
Target entity description: The Downtown Haverhill Historic District is a preserved central business area in Haverhill, Massachusetts, known for its concentration of 19th- and early 20th-century commercial and industrial architecture.

A. Salem Historic District
Salem Historic District is a historically significant area in Salem, Massachusetts, known for its well-preserved colonial architecture and its central role in the 17th-century Salem witch trials.
B. 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.
C. Academy Street Historic District
Academy Street Historic District is a nationally recognized residential historic area in Poughkeepsie, New York, noted for its well-preserved 19th- and early 20th-century architecture.
D. Milton Historic District
The Milton Historic District is a preserved area in Milton, Florida, known for its collection of historic buildings and sites that reflect the town’s development from the 19th century onward.
E. Milledge Avenue Historic District
Milledge Avenue Historic District is a prominent historic neighborhood in Athens, Georgia, known for its well-preserved 19th- and early 20th-century homes and architectural styles.
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_69a493c53e648190ae8cb76c433fd9a7`	completed	March 1, 2026, 7:30 p.m.
NER	Named-entity recognition	`batch_69a4b4fcbc04819098d2125518f62ae7`	completed	March 1, 2026, 9:51 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69ac2a1cb4f08190b1351aadd57c3bda`	completed	March 7, 2026, 1:37 p.m.
NEDg	Description generation	`batch_69ac2b0d1b348190b4a34bf1c9b43968`	completed	March 7, 2026, 1:41 p.m.
NED2	Entity disambiguation (via description)	`batch_69ac2bb03508819095f791903f048351`	completed	March 7, 2026, 1:44 p.m.

Created at: March 1, 2026, 7:41 p.m.