Triple

T11291619

Position	Surface form	Disambiguated ID	Type / Status
Subject	Mitchell, Indiana	`E267337`	entity
Predicate	hasHistoricSite	`P1098`	FINISHED
Object	Mitchell Downtown Historic District Mitchell Downtown Historic District is a historic commercial core of Mitchell, Indiana, noted for its preserved late-19th- and early-20th-century architecture and its role in the town’s economic and social development.	`E915662`	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: Mitchell Downtown Historic District | Statement: [Mitchell, Indiana, hasHistoricSite, Mitchell Downtown Historic District]

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

Target entity: Mitchell Downtown Historic District
Context triple: [Mitchell, Indiana, hasHistoricSite, Mitchell Downtown Historic District]

A. Clinton Downtown Historic District
Clinton Downtown Historic District is a historically significant commercial and civic center in Clinton, Massachusetts, known for its well-preserved 19th- and early 20th-century architecture.
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. Southside Historic District
The Southside Historic District is a historic neighborhood in Chattanooga, Tennessee, known for its revitalized warehouses, mixed-use developments, and proximity to major local attractions.
D. Hackleman Historic District
Hackleman Historic District is a residential neighborhood in Albany, Oregon, known for its concentration of late 19th- and early 20th-century homes that reflect the city’s early development.
E. 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.
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: Mitchell Downtown Historic District
Triple: [Mitchell, Indiana, hasHistoricSite, Mitchell Downtown Historic District]

Generated description

Mitchell Downtown Historic District is a historic commercial core of Mitchell, Indiana, noted for its preserved late-19th- and early-20th-century architecture and its role in the town’s economic and social development.

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

Target entity: Mitchell Downtown Historic District
Target entity description: Mitchell Downtown Historic District is a historic commercial core of Mitchell, Indiana, noted for its preserved late-19th- and early-20th-century architecture and its role in the town’s economic and social development.

A. Clinton Downtown Historic District
Clinton Downtown Historic District is a historically significant commercial and civic center in Clinton, Massachusetts, known for its well-preserved 19th- and early 20th-century architecture.
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. Southside Historic District
The Southside Historic District is a historic neighborhood in Chattanooga, Tennessee, known for its revitalized warehouses, mixed-use developments, and proximity to major local attractions.
D. Hackleman Historic District
Hackleman Historic District is a residential neighborhood in Albany, Oregon, known for its concentration of late 19th- and early 20th-century homes that reflect the city’s early development.
E. 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.
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_69d6aac993a08190a6f36445ebaf9a43`	completed	April 8, 2026, 7:21 p.m.
NER	Named-entity recognition	`batch_69d7e989fdac81909a4a75f1f68b55c6`	completed	April 9, 2026, 6:01 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69e4f49badc88190a3195e919900f0c3`	completed	April 19, 2026, 3:28 p.m.
NEDg	Description generation	`batch_69e4f95cbc7c819082e3d7c3c3266708`	completed	April 19, 2026, 3:48 p.m.
NED2	Entity disambiguation (via description)	`batch_69e4ff73f3348190abfd28f716c61105`	completed	April 19, 2026, 4:14 p.m.

Created at: April 8, 2026, 9:32 p.m.