Triple

T20217650

Position	Surface form	Disambiguated ID	Type / Status
Subject	Calvert, Texas	`E495169`	entity
Predicate	NRHPListing	`P999`	FINISHED
Object	Calvert Historic District Calvert Historic District is a nationally recognized historic area in Calvert, Texas, known for its well-preserved 19th-century commercial and residential architecture reflecting the town’s railroad-era prosperity.	`E1418052`	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: Calvert Historic District | Statement: [Calvert, Texas, NRHPListing, Calvert Historic District]

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

Target entity: Calvert Historic District
Context triple: [Calvert, Texas, NRHPListing, Calvert Historic District]

A. Ellicott City Historic District
Ellicott City Historic District is a preserved historic area in Ellicott City, Maryland, known for its 18th- and 19th-century architecture, mill town heritage, and charming Main Street.
B. Hyattsville Historic District
Hyattsville Historic District is a nationally recognized residential and commercial area in Hyattsville, Maryland, noted for its late-19th- and early-20th-century architecture and historic small-town character just outside Washington, D.C.
C. Catonsville Historic District
Catonsville Historic District is a designated historic area in Catonsville, Maryland, known for its well-preserved 19th- and early 20th-century residential and commercial architecture.
D. Annapolis Historic District
Annapolis Historic District is a nationally significant historic area in Annapolis, Maryland, known for its well-preserved 18th-century architecture, colonial-era street plan, and role as a former U.S. capital.
E. Rockville Historic District
Rockville Historic District is a preserved area in Rockville, Maryland, known for its concentration of historically significant buildings and architecture reflecting the city’s development over time.
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: Calvert Historic District
Triple: [Calvert, Texas, NRHPListing, Calvert Historic District]

Generated description

Calvert Historic District is a nationally recognized historic area in Calvert, Texas, known for its well-preserved 19th-century commercial and residential architecture reflecting the town’s railroad-era prosperity.

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

Target entity: Calvert Historic District
Target entity description: Calvert Historic District is a nationally recognized historic area in Calvert, Texas, known for its well-preserved 19th-century commercial and residential architecture reflecting the town’s railroad-era prosperity.

A. Ellicott City Historic District
Ellicott City Historic District is a preserved historic area in Ellicott City, Maryland, known for its 18th- and 19th-century architecture, mill town heritage, and charming Main Street.
B. Hyattsville Historic District
Hyattsville Historic District is a nationally recognized residential and commercial area in Hyattsville, Maryland, noted for its late-19th- and early-20th-century architecture and historic small-town character just outside Washington, D.C.
C. Catonsville Historic District
Catonsville Historic District is a designated historic area in Catonsville, Maryland, known for its well-preserved 19th- and early 20th-century residential and commercial architecture.
D. Annapolis Historic District
Annapolis Historic District is a nationally significant historic area in Annapolis, Maryland, known for its well-preserved 18th-century architecture, colonial-era street plan, and role as a former U.S. capital.
E. Rockville Historic District
Rockville Historic District is a preserved area in Rockville, Maryland, known for its concentration of historically significant buildings and architecture reflecting the city’s development over time.
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_69da626cff80819097b530718a7c98b6`	completed	April 11, 2026, 3:02 p.m.
NER	Named-entity recognition	`batch_69e66edaeeb08190bb74bd4a10aceca2`	completed	April 20, 2026, 6:22 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a0843f6580c8190a615d79f15f8143d`	completed	May 16, 2026, 10:16 a.m.
NEDg	Description generation	`batch_6a08449001b4819089cd6399ad76fe49`	completed	May 16, 2026, 10:18 a.m.
NED2	Entity disambiguation (via description)	`batch_6a08452b6f9c8190bcaf705698b4a6d2`	completed	May 16, 2026, 10:21 a.m.

Created at: April 11, 2026, 11:39 p.m.