Triple

T17608844

Position	Surface form	Disambiguated ID	Type / Status
Subject	Larkspur, California	`E428910`	entity
Predicate	hasLandmark	`P105`	FINISHED
Object	Downtown Larkspur Historic District Downtown Larkspur Historic District is a preserved historic commercial and residential area in Larkspur, California, known for its early 20th-century architecture and small-town character.	`E1277551`	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 Larkspur Historic District | Statement: [Larkspur, California, hasLandmark, Downtown Larkspur Historic District]

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

Target entity: Downtown Larkspur Historic District
Context triple: [Larkspur, California, hasLandmark, Downtown Larkspur Historic District]

A. Lonsdale Historic District
Lonsdale Historic District is a historically significant mill village area in Lincoln, Rhode Island, known for its 19th-century industrial architecture and role in the region’s textile manufacturing history.
B. Lukens National Historic District
Lukens National Historic District is a historic area in Coatesville, Pennsylvania, known for its early steel industry heritage and preserved industrial and residential architecture.
C. South Park Historic District
South Park Historic District is a nationally recognized residential neighborhood in Morgantown, West Virginia, noted for its early 20th-century architecture and historical significance.
D. Downtown Boulder Historic District
Downtown Boulder Historic District is a preserved historic core of Boulder, Colorado, known for its late-19th- and early-20th-century architecture, vibrant shops and restaurants, and pedestrian-friendly streets.
E. Grass Valley Downtown Historic District
Grass Valley Downtown Historic District is a preserved historic commercial core in Grass Valley, California, known for its 19th- and early 20th-century architecture reflecting the town’s Gold Rush-era development.
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 Larkspur Historic District
Triple: [Larkspur, California, hasLandmark, Downtown Larkspur Historic District]

Generated description

Downtown Larkspur Historic District is a preserved historic commercial and residential area in Larkspur, California, known for its early 20th-century architecture and small-town character.

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

Target entity: Downtown Larkspur Historic District
Target entity description: Downtown Larkspur Historic District is a preserved historic commercial and residential area in Larkspur, California, known for its early 20th-century architecture and small-town character.

A. Lonsdale Historic District
Lonsdale Historic District is a historically significant mill village area in Lincoln, Rhode Island, known for its 19th-century industrial architecture and role in the region’s textile manufacturing history.
B. Lukens National Historic District
Lukens National Historic District is a historic area in Coatesville, Pennsylvania, known for its early steel industry heritage and preserved industrial and residential architecture.
C. South Park Historic District
South Park Historic District is a nationally recognized residential neighborhood in Morgantown, West Virginia, noted for its early 20th-century architecture and historical significance.
D. Downtown Boulder Historic District
Downtown Boulder Historic District is a preserved historic core of Boulder, Colorado, known for its late-19th- and early-20th-century architecture, vibrant shops and restaurants, and pedestrian-friendly streets.
E. Grass Valley Downtown Historic District
Grass Valley Downtown Historic District is a preserved historic commercial core in Grass Valley, California, known for its 19th- and early 20th-century architecture reflecting the town’s Gold Rush-era development.
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_69d889e1c6148190ba76241e74688f8b`	completed	April 10, 2026, 5:25 a.m.
NER	Named-entity recognition	`batch_69e46c4e6ba48190804e113983e7c704`	completed	April 19, 2026, 5:46 a.m.
NED1	Entity disambiguation (via context triple)	`batch_6a01e821dcd8819081ded43278f37fb2`	completed	May 11, 2026, 2:30 p.m.
NEDg	Description generation	`batch_6a01ee1a291c81909fa432ccc787028f`	completed	May 11, 2026, 2:56 p.m.
NED2	Entity disambiguation (via description)	`batch_6a01eec7e00c81908d88be9f88e924c8`	completed	May 11, 2026, 2:59 p.m.

Created at: April 10, 2026, 5:51 a.m.