Triple

T396812
Position Surface form Disambiguated ID Type / Status
Subject Winchester, Massachusetts E9200 entity
Predicate hasHistoricDistrict P295 FINISHED
Object Winchester Center Historic District
Winchester Center Historic District is a preserved area in downtown Winchester, Massachusetts, known for its concentration of historically and architecturally significant civic, commercial, and residential buildings.
 E51157 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: Winchester Center Historic District | Statement: [Winchester, Massachusetts, hasHistoricDistrict, Winchester Center Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Winchester Center Historic District
Context triple: [Winchester, Massachusetts, hasHistoricDistrict, Winchester Center Historic District]
  • A. West End Historic District
    The West End Historic District is a preserved warehouse and commercial area in Dallas known for its redbrick architecture, museums, restaurants, and role as a major tourist and entertainment destination.
  • B. Belmont Center Historic District
    Belmont Center Historic District is a historically significant commercial and civic core of Belmont, Massachusetts, noted for its early 20th-century architecture and role as the town’s primary downtown area.
  • C. Central Square Historic District
    The Central Square Historic District is a designated historic area known for its preserved architecture and cultural significance surrounding Central Square.
  • D. Brattle Street Historic District
    Brattle Street Historic District is a historic neighborhood in Cambridge, Massachusetts, known for its well-preserved 18th- and 19th-century residences and its association with prominent figures of American history.
  • E. Savin Hill
    Savin Hill is a neighborhood in Dorchester, Boston, known for its residential character, historic homes, and proximity to a namesake MBTA rapid transit station.
  • 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: Winchester Center Historic District
Triple: [Winchester, Massachusetts, hasHistoricDistrict, Winchester Center Historic District]
Generated description
Winchester Center Historic District is a preserved area in downtown Winchester, Massachusetts, known for its concentration of historically and architecturally significant civic, commercial, and residential buildings.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Winchester Center Historic District
Target entity description: Winchester Center Historic District is a preserved area in downtown Winchester, Massachusetts, known for its concentration of historically and architecturally significant civic, commercial, and residential buildings.
  • A. West End Historic District
    The West End Historic District is a preserved warehouse and commercial area in Dallas known for its redbrick architecture, museums, restaurants, and role as a major tourist and entertainment destination.
  • B. Belmont Center Historic District
    Belmont Center Historic District is a historically significant commercial and civic core of Belmont, Massachusetts, noted for its early 20th-century architecture and role as the town’s primary downtown area.
  • C. Central Square Historic District
    The Central Square Historic District is a designated historic area known for its preserved architecture and cultural significance surrounding Central Square.
  • D. Brattle Street Historic District
    Brattle Street Historic District is a historic neighborhood in Cambridge, Massachusetts, known for its well-preserved 18th- and 19th-century residences and its association with prominent figures of American history.
  • E. Savin Hill
    Savin Hill is a neighborhood in Dorchester, Boston, known for its residential character, historic homes, and proximity to a namesake MBTA rapid transit station.
  • 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_69a2e8004cb88190b92ed1add6abf41a completed Feb. 28, 2026, 1:05 p.m.
NER Named-entity recognition batch_69a2ec8a941081909a152fda0ce24a98 completed Feb. 28, 2026, 1:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69a413f275ac81908b6fd095a6d5a415 completed March 1, 2026, 10:24 a.m.
NEDg Description generation batch_69a41464d2a8819085ee2fc8a86a7628 completed March 1, 2026, 10:26 a.m.
NED2 Entity disambiguation (via description) batch_69a414a7aff08190ab54f4118cec790d completed March 1, 2026, 10:27 a.m.
Created at: Feb. 28, 2026, 1:08 p.m.