Triple

T9646414
Position Surface form Disambiguated ID Type / Status
Subject Lancaster, Massachusetts E233206 entity
Predicate hasHistoricDistrict P295 FINISHED
Object Lancaster Center Historic District
Lancaster Center Historic District is a historically significant area in Lancaster, Massachusetts, known for its well-preserved 18th- and 19th-century architecture and traditional New England town center layout.
E812186 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: Lancaster Center Historic District | Statement: [Lancaster, Massachusetts, hasHistoricDistrict, Lancaster Center Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lancaster Center Historic District
Context triple: [Lancaster, Massachusetts, hasHistoricDistrict, Lancaster Center Historic District]
  • A. Lancaster City Historic District
    Lancaster City Historic District is a nationally recognized historic area in Lancaster, Pennsylvania, known for its well-preserved 18th- and 19th-century architecture and its role as a longstanding commercial and cultural center.
  • B. Lancaster Historic Town Square
    Lancaster Historic Town Square is the preserved historic downtown district of Lancaster, Texas, known for its 19th- and early 20th-century architecture and traditional small-town square layout.
  • C. 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.
  • D. Lancaster Recreation Center
    Lancaster Recreation Center is a community recreation facility in Lancaster, Texas, offering residents sports, fitness, and leisure programs.
  • E. Easton Historic District
    The Easton Historic District is a preserved area in Easton, Maryland, known for its well-maintained 18th- and 19th-century architecture and its significance in the town’s cultural and commercial history.
  • 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: Lancaster Center Historic District
Triple: [Lancaster, Massachusetts, hasHistoricDistrict, Lancaster Center Historic District]
Generated description
Lancaster Center Historic District is a historically significant area in Lancaster, Massachusetts, known for its well-preserved 18th- and 19th-century architecture and traditional New England town center layout.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lancaster Center Historic District
Target entity description: Lancaster Center Historic District is a historically significant area in Lancaster, Massachusetts, known for its well-preserved 18th- and 19th-century architecture and traditional New England town center layout.
  • A. Lancaster City Historic District
    Lancaster City Historic District is a nationally recognized historic area in Lancaster, Pennsylvania, known for its well-preserved 18th- and 19th-century architecture and its role as a longstanding commercial and cultural center.
  • B. Lancaster Historic Town Square
    Lancaster Historic Town Square is the preserved historic downtown district of Lancaster, Texas, known for its 19th- and early 20th-century architecture and traditional small-town square layout.
  • C. 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.
  • D. Lancaster Recreation Center
    Lancaster Recreation Center is a community recreation facility in Lancaster, Texas, offering residents sports, fitness, and leisure programs.
  • E. Easton Historic District
    The Easton Historic District is a preserved area in Easton, Maryland, known for its well-maintained 18th- and 19th-century architecture and its significance in the town’s cultural and commercial history.
  • 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_69ca848b31648190b57aa55da20285be completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd9b8122148190bd0af3a04b21e53e completed April 1, 2026, 10:26 p.m.
NED1 Entity disambiguation (via context triple) batch_69d18258489081909f0b328e223777fc completed April 4, 2026, 9:27 p.m.
NEDg Description generation batch_69d1842a39ac8190a43323c29316df08 completed April 4, 2026, 9:35 p.m.
NED2 Entity disambiguation (via description) batch_69d1849df0a481908777fa263fe8bd10 completed April 4, 2026, 9:37 p.m.
Created at: March 30, 2026, 8:12 p.m.