Triple

T7479929
Position Surface form Disambiguated ID Type / Status
Subject Marblehead, Massachusetts E176724 entity
Predicate hasHistoricDistrict P295 FINISHED
Object Marblehead Historic District
Marblehead Historic District is a preserved area in Marblehead, Massachusetts, known for its well-maintained 17th- to 19th-century architecture and rich maritime and colonial history.
 E667025 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: Marblehead Historic District | Statement: [Marblehead, Massachusetts, hasHistoricDistrict, Marblehead Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Marblehead Historic District
Context triple: [Marblehead, Massachusetts, hasHistoricDistrict, Marblehead Historic District]
  • A. Nantucket Historic District
    The Nantucket Historic District is a nationally recognized area on Nantucket Island known for its exceptionally well-preserved 18th- and 19th-century whaling-era architecture and cobblestone streets.
  • B. Yarmouth Port Historic District
    Yarmouth Port Historic District is a nationally recognized historic area in Yarmouth, Massachusetts, known for its well-preserved 18th- and 19th-century architecture and maritime heritage.
  • C. Essex Institute Historic District
    The Essex Institute Historic District is a historically significant area in Salem, Massachusetts, known for its preserved 17th- to 19th-century architecture and associations with the city’s maritime, cultural, and witch trial history.
  • D. Ashley River Historic District
    Ashley River Historic District is a nationally recognized historic area in South Carolina known for its preserved plantations, landscapes, and archaeological sites along the Ashley River.
  • E. Salem Historic District
    Salem Historic District is a historically significant area in Salem, Massachusetts, known for its well-preserved colonial architecture and its central role in the 17th-century Salem witch trials.
  • 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: Marblehead Historic District
Triple: [Marblehead, Massachusetts, hasHistoricDistrict, Marblehead Historic District]
Generated description
Marblehead Historic District is a preserved area in Marblehead, Massachusetts, known for its well-maintained 17th- to 19th-century architecture and rich maritime and colonial history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Marblehead Historic District
Target entity description: Marblehead Historic District is a preserved area in Marblehead, Massachusetts, known for its well-maintained 17th- to 19th-century architecture and rich maritime and colonial history.
  • A. Nantucket Historic District
    The Nantucket Historic District is a nationally recognized area on Nantucket Island known for its exceptionally well-preserved 18th- and 19th-century whaling-era architecture and cobblestone streets.
  • B. Yarmouth Port Historic District
    Yarmouth Port Historic District is a nationally recognized historic area in Yarmouth, Massachusetts, known for its well-preserved 18th- and 19th-century architecture and maritime heritage.
  • C. Essex Institute Historic District
    The Essex Institute Historic District is a historically significant area in Salem, Massachusetts, known for its preserved 17th- to 19th-century architecture and associations with the city’s maritime, cultural, and witch trial history.
  • D. Ashley River Historic District
    Ashley River Historic District is a nationally recognized historic area in South Carolina known for its preserved plantations, landscapes, and archaeological sites along the Ashley River.
  • E. Salem Historic District
    Salem Historic District is a historically significant area in Salem, Massachusetts, known for its well-preserved colonial architecture and its central role in the 17th-century Salem witch trials.
  • 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_69c69f236ce08190a04d7679f03b29b2 completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f532f4488190b6edaa96099c3b8f completed March 27, 2026, 9:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8348e8d108190b77e59e9df336d81 completed March 28, 2026, 8:05 p.m.
NEDg Description generation batch_69c836441e3081909671c8c118429eb5 completed March 28, 2026, 8:12 p.m.
NED2 Entity disambiguation (via description) batch_69c836c34a488190a84e0136bc02f1cd completed March 28, 2026, 8:14 p.m.
Created at: March 27, 2026, 3:42 p.m.