Triple

T3846545
Position Surface form Disambiguated ID Type / Status
Subject Melrose, Massachusetts E93582 entity
Predicate hasHistoricDistrict P295 FINISHED
Object Upham Park Historic District
Upham Park Historic District is a residential neighborhood in Melrose, Massachusetts, noted for its well-preserved early 20th-century architecture and historical character.
 E394032 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: Upham Park Historic District | Statement: [Melrose, Massachusetts, hasHistoricDistrict, Upham Park Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Upham Park Historic District
Context triple: [Melrose, Massachusetts, hasHistoricDistrict, Upham Park Historic District]
  • A. Milledge Avenue Historic District
    Milledge Avenue Historic District is a prominent historic neighborhood in Athens, Georgia, known for its well-preserved 19th- and early 20th-century homes and architectural styles.
  • B. Elm Street Historic District
    Elm Street Historic District is a historically significant neighborhood in Northampton, Massachusetts, known for its well-preserved 19th- and early 20th-century architecture and streetscape.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: Upham Park Historic District
Triple: [Melrose, Massachusetts, hasHistoricDistrict, Upham Park Historic District]
Generated description
Upham Park Historic District is a residential neighborhood in Melrose, Massachusetts, noted for its well-preserved early 20th-century architecture and historical character.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Upham Park Historic District
Target entity description: Upham Park Historic District is a residential neighborhood in Melrose, Massachusetts, noted for its well-preserved early 20th-century architecture and historical character.
  • A. Milledge Avenue Historic District
    Milledge Avenue Historic District is a prominent historic neighborhood in Athens, Georgia, known for its well-preserved 19th- and early 20th-century homes and architectural styles.
  • B. Elm Street Historic District
    Elm Street Historic District is a historically significant neighborhood in Northampton, Massachusetts, known for its well-preserved 19th- and early 20th-century architecture and streetscape.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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_69aed96ce578819084ab16e3439976c9 completed March 9, 2026, 2:30 p.m.
NER Named-entity recognition batch_69aeebcb069881909d3536b18b7802a7 completed March 9, 2026, 3:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69b50414acdc81909bf0b62afa3fe536 completed March 14, 2026, 6:45 a.m.
NEDg Description generation batch_69b50585106c8190aaa1c47b397543ea completed March 14, 2026, 6:51 a.m.
NED2 Entity disambiguation (via description) batch_69b50707d6a4819097f2bca0ebe663b1 completed March 14, 2026, 6:58 a.m.
Created at: March 9, 2026, 3:18 p.m.