Triple

T12372973
Position Surface form Disambiguated ID Type / Status
Subject Acton, Massachusetts E295048 entity
Predicate hasHistoricDistrict P295 FINISHED
Object South Acton Historic District
South Acton Historic District is a historically significant area in Acton, Massachusetts, known for its preserved 19th-century architecture and its role in the town’s industrial and railroad-era development.
E979280 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: South Acton Historic District | Statement: [Acton, Massachusetts, hasHistoricDistrict, South Acton Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South Acton Historic District
Context triple: [Acton, Massachusetts, hasHistoricDistrict, South Acton Historic District]
  • A. West Acton
    West Acton is a village and residential neighborhood within the town of Acton, Massachusetts, known for its small-town center and local community amenities.
  • B. West Acton
    West Acton is a residential area in the London Borough of Ealing, known for its suburban character and proximity to central London via the London Underground.
  • C. South Acton
    South Acton is a residential district in the London Borough of Ealing known for its diverse community and mix of housing, including the redeveloped South Acton Estate.
  • D. South Acton
    South Acton is a commuter rail station in Acton, Massachusetts, serving as a key stop on the MBTA’s Fitchburg Line between Boston and communities to the northwest.
  • E. North Acton
    North Acton is a residential and commercial neighborhood in the northern part of Acton, Massachusetts.
  • 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: South Acton Historic District
Triple: [Acton, Massachusetts, hasHistoricDistrict, South Acton Historic District]
Generated description
South Acton Historic District is a historically significant area in Acton, Massachusetts, known for its preserved 19th-century architecture and its role in the town’s industrial and railroad-era development.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South Acton Historic District
Target entity description: South Acton Historic District is a historically significant area in Acton, Massachusetts, known for its preserved 19th-century architecture and its role in the town’s industrial and railroad-era development.
  • A. West Acton
    West Acton is a village and residential neighborhood within the town of Acton, Massachusetts, known for its small-town center and local community amenities.
  • B. West Acton
    West Acton is a residential area in the London Borough of Ealing, known for its suburban character and proximity to central London via the London Underground.
  • C. South Acton
    South Acton is a residential district in the London Borough of Ealing known for its diverse community and mix of housing, including the redeveloped South Acton Estate.
  • D. South Acton
    South Acton is a commuter rail station in Acton, Massachusetts, serving as a key stop on the MBTA’s Fitchburg Line between Boston and communities to the northwest.
  • E. North Acton
    North Acton is a residential and commercial neighborhood in the northern part of Acton, Massachusetts.
  • 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_69d6ab6d8a4081908636601e69ddf262 completed April 8, 2026, 7:24 p.m.
NER Named-entity recognition batch_69d93fa7c9ec81908c685612994543e3 completed April 10, 2026, 6:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f62ac1e82c8190abb46ca5799e6680 completed May 2, 2026, 4:48 p.m.
NEDg Description generation batch_69f62ef1cc4481909bc9fc768a9ef1f2 completed May 2, 2026, 5:05 p.m.
NED2 Entity disambiguation (via description) batch_69f62f808b1481908f529decdbfc5be6 completed May 2, 2026, 5:08 p.m.
Created at: April 8, 2026, 9:54 p.m.