Triple

T630275
Position Surface form Disambiguated ID Type / Status
Subject Litchfield, Connecticut E15910 entity
Predicate hasHistoricDistrict P295 FINISHED
Object Litchfield Historic District
Litchfield Historic District is a well-preserved area in Litchfield, Connecticut, known for its colonial-era architecture, early American town layout, and significance in the political and cultural history of New England.
 E79054 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: Litchfield Historic District | Statement: [Litchfield, Connecticut, hasHistoricDistrict, Litchfield Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Litchfield Historic District
Context triple: [Litchfield, Connecticut, hasHistoricDistrict, Litchfield Historic District]
  • A. Meriden Downtown Historic District
    Meriden Downtown Historic District is a designated historic area in the central business district of Meriden, Connecticut, recognized for its concentration of architecturally and historically significant commercial and civic buildings.
  • B. Maplewood Historic District
    Maplewood Historic District is a historically significant residential neighborhood in Malden, Massachusetts, known for its preserved 19th- and early 20th-century architecture.
  • C. 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.
  • D. Hillhouse Avenue historic district
    The Hillhouse Avenue historic district is a renowned, tree-lined residential and institutional area in New Haven, Connecticut, celebrated for its 19th-century architecture and close association with Yale University.
  • E. Hannibal historic district
    The Hannibal historic district is a preserved area in Hannibal, Missouri, known for its 19th-century architecture and its association with Mark Twain’s boyhood and literary settings.
  • 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: Litchfield Historic District
Triple: [Litchfield, Connecticut, hasHistoricDistrict, Litchfield Historic District]
Generated description
Litchfield Historic District is a well-preserved area in Litchfield, Connecticut, known for its colonial-era architecture, early American town layout, and significance in the political and cultural history of New England.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Litchfield Historic District
Target entity description: Litchfield Historic District is a well-preserved area in Litchfield, Connecticut, known for its colonial-era architecture, early American town layout, and significance in the political and cultural history of New England.
  • A. Meriden Downtown Historic District
    Meriden Downtown Historic District is a designated historic area in the central business district of Meriden, Connecticut, recognized for its concentration of architecturally and historically significant commercial and civic buildings.
  • B. Maplewood Historic District
    Maplewood Historic District is a historically significant residential neighborhood in Malden, Massachusetts, known for its preserved 19th- and early 20th-century architecture.
  • C. 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.
  • D. Hillhouse Avenue historic district
    The Hillhouse Avenue historic district is a renowned, tree-lined residential and institutional area in New Haven, Connecticut, celebrated for its 19th-century architecture and close association with Yale University.
  • E. Hannibal historic district
    The Hannibal historic district is a preserved area in Hannibal, Missouri, known for its 19th-century architecture and its association with Mark Twain’s boyhood and literary settings.
  • 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_69a4935c131c8190a5378c6bf101e8cc completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a49ec051bc8190b3e3f8651a367d77 completed March 1, 2026, 8:17 p.m.
NED1 Entity disambiguation (via context triple) batch_69a56c4d84d8819095afbf0ee9c7bd82 completed March 2, 2026, 10:54 a.m.
NEDg Description generation batch_69a56c99153c8190bb457b19c2f97052 completed March 2, 2026, 10:55 a.m.
NED2 Entity disambiguation (via description) batch_69a56d31be8881909155f2eac7131798 completed March 2, 2026, 10:57 a.m.
Created at: March 1, 2026, 7:35 p.m.