Triple

T4082176
Position Surface form Disambiguated ID Type / Status
Subject Sudbury, Massachusetts E87500 entity
Predicate hasLandmark P105 FINISHED
Object Sudbury Center Historic District
Sudbury Center Historic District is a preserved historic village core in Sudbury, Massachusetts, known for its colonial-era architecture and longstanding civic and religious buildings.
 E410989 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: Sudbury Center Historic District | Statement: [Sudbury, Massachusetts, hasLandmark, Sudbury Center Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sudbury Center Historic District
Context triple: [Sudbury, Massachusetts, hasLandmark, Sudbury Center Historic District]
  • A. Tewksbury Center Historic District
    Tewksbury Center Historic District is a preserved area in the heart of Tewksbury, Massachusetts, known for its collection of historically significant civic and residential buildings that reflect the town’s 19th- and early 20th-century development.
  • B. Tewksbury Hospital Historic District
    Tewksbury Hospital Historic District is a historic medical campus in Tewksbury, Massachusetts, known for its 19th- and early 20th-century institutional architecture and its role in the history of public health and social welfare in the state.
  • C. Woburn Center Historic District
    Woburn Center Historic District is a central area of Woburn, Massachusetts, known for its concentration of historically and architecturally significant buildings that reflect the city’s development over time.
  • D. Billerica Mills Historic District
    Billerica Mills Historic District is a historic industrial area in Billerica, Massachusetts, known for its 19th-century mill buildings and role in the region’s early textile manufacturing.
  • E. Roxbury Center Historic District
    Roxbury Center Historic District is a preserved historic village center in Roxbury, Connecticut, known for its 18th- and 19th-century architecture and traditional New England character.
  • 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: Sudbury Center Historic District
Triple: [Sudbury, Massachusetts, hasLandmark, Sudbury Center Historic District]
Generated description
Sudbury Center Historic District is a preserved historic village core in Sudbury, Massachusetts, known for its colonial-era architecture and longstanding civic and religious buildings.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sudbury Center Historic District
Target entity description: Sudbury Center Historic District is a preserved historic village core in Sudbury, Massachusetts, known for its colonial-era architecture and longstanding civic and religious buildings.
  • A. Tewksbury Center Historic District
    Tewksbury Center Historic District is a preserved area in the heart of Tewksbury, Massachusetts, known for its collection of historically significant civic and residential buildings that reflect the town’s 19th- and early 20th-century development.
  • B. Tewksbury Hospital Historic District
    Tewksbury Hospital Historic District is a historic medical campus in Tewksbury, Massachusetts, known for its 19th- and early 20th-century institutional architecture and its role in the history of public health and social welfare in the state.
  • C. Woburn Center Historic District
    Woburn Center Historic District is a central area of Woburn, Massachusetts, known for its concentration of historically and architecturally significant buildings that reflect the city’s development over time.
  • D. Billerica Mills Historic District
    Billerica Mills Historic District is a historic industrial area in Billerica, Massachusetts, known for its 19th-century mill buildings and role in the region’s early textile manufacturing.
  • E. Roxbury Center Historic District
    Roxbury Center Historic District is a preserved historic village center in Roxbury, Connecticut, known for its 18th- and 19th-century architecture and traditional New England character.
  • 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_69aed9435cf48190ad1da737c962d19d completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aefc77dab481909bcf197daf2def59 completed March 9, 2026, 4:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69b562c3e1b081908cd783d9399a751f completed March 14, 2026, 1:29 p.m.
NEDg Description generation batch_69b5647cbad48190935cb9bdde3f6af0 completed March 14, 2026, 1:37 p.m.
NED2 Entity disambiguation (via description) batch_69b564e930e48190b8b95d3cae65dbd2 completed March 14, 2026, 1:38 p.m.
Created at: March 9, 2026, 3:39 p.m.