Triple

T4313097

Position	Surface form	Disambiguated ID	Type / Status
Subject	Midtown Detroit	`E94119`	entity
Predicate	hasHistoricDistrict	`P295`	FINISHED
Object	Cass Park Historic District Cass Park Historic District is a historic neighborhood in Detroit known for its early 20th-century architecture and its role in the city’s cultural and civic development.	`E429304`	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: Cass Park Historic District | Statement: [Midtown Detroit, hasHistoricDistrict, Cass Park Historic District]

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

Target entity: Cass Park Historic District
Context triple: [Midtown Detroit, hasHistoricDistrict, Cass Park Historic District]

A. Kessler Park Historic District
Kessler Park Historic District is a historically significant residential neighborhood in Dallas, Texas, known for its early-20th-century architecture, winding streets, and mature landscaping within the Oak Cliff area.
B. Robbins Park Historic District
Robbins Park Historic District is a residential neighborhood in Hinsdale, Illinois, noted for its historic homes and early suburban architectural character.
C. Montrose Park Historic District
Montrose Park Historic District is a residential neighborhood in South Orange, New Jersey, known for its early 20th-century architecture and tree-lined streets that reflect the suburb’s historic character.
D. Hyde Park Historic District
Hyde Park Historic District is a nationally recognized historic area in Hyde Park, New York, noted for its well-preserved 19th- and early 20th-century architecture and its associations with prominent local estates and residents.
E. DeKalb Street Historic District
DeKalb Street Historic District is a historically significant area in Norristown, Pennsylvania, known for its concentration of 19th- and early 20th-century architecture reflecting the borough’s commercial and civic 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: Cass Park Historic District
Triple: [Midtown Detroit, hasHistoricDistrict, Cass Park Historic District]

Generated description

Cass Park Historic District is a historic neighborhood in Detroit known for its early 20th-century architecture and its role in the city’s cultural and civic development.

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

Target entity: Cass Park Historic District
Target entity description: Cass Park Historic District is a historic neighborhood in Detroit known for its early 20th-century architecture and its role in the city’s cultural and civic development.

A. Kessler Park Historic District
Kessler Park Historic District is a historically significant residential neighborhood in Dallas, Texas, known for its early-20th-century architecture, winding streets, and mature landscaping within the Oak Cliff area.
B. Robbins Park Historic District
Robbins Park Historic District is a residential neighborhood in Hinsdale, Illinois, noted for its historic homes and early suburban architectural character.
C. Montrose Park Historic District
Montrose Park Historic District is a residential neighborhood in South Orange, New Jersey, known for its early 20th-century architecture and tree-lined streets that reflect the suburb’s historic character.
D. Hyde Park Historic District
Hyde Park Historic District is a nationally recognized historic area in Hyde Park, New York, noted for its well-preserved 19th- and early 20th-century architecture and its associations with prominent local estates and residents.
E. DeKalb Street Historic District
DeKalb Street Historic District is a historically significant area in Norristown, Pennsylvania, known for its concentration of 19th- and early 20th-century architecture reflecting the borough’s commercial and civic 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_69b3451886588190a3dd1305ea7c58dc`	completed	March 12, 2026, 10:58 p.m.
NER	Named-entity recognition	`batch_69b350d8bff88190bcf7dd419d5f4312`	completed	March 12, 2026, 11:48 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69b5c75f30f48190ab030d635bd334af`	completed	March 14, 2026, 8:38 p.m.
NEDg	Description generation	`batch_69b5c7d12d408190957f40fe4c9d7ab3`	completed	March 14, 2026, 8:40 p.m.
NED2	Entity disambiguation (via description)	`batch_69b5c890dfa48190af458943224ad2e2`	completed	March 14, 2026, 8:44 p.m.

Created at: March 12, 2026, 11:12 p.m.