Triple

T23215666
Position Surface form Disambiguated ID Type / Status
Subject Cambridge, Maryland E580730 entity
Predicate hasHistoricDistrict P295 FINISHED
Object Cambridge Historic District
The Cambridge Historic District is a nationally recognized area in Cambridge, Maryland, known for its well-preserved 18th- to 20th-century architecture and its role in the Eastern Shore’s maritime and commercial history.
E1575150 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: Cambridge Historic District | Statement: [Cambridge, Maryland, hasHistoricDistrict, Cambridge Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cambridge Historic District
Context triple: [Cambridge, Maryland, hasHistoricDistrict, Cambridge Historic District]
  • A. Cambridge Historic District
    Cambridge Historic District is a preserved area in the village of Cambridge, New York, known for its concentration of historically and architecturally significant buildings reflecting the community’s 19th- and early 20th-century development.
  • B. Downtown Cambridge Historic District
    Downtown Cambridge Historic District is a preserved central business area in Cambridge, Ohio, known for its historic architecture and significance to the city's commercial and cultural heritage.
  • C. Old Cambridge Historic District
    Old Cambridge Historic District is a historically significant neighborhood in Cambridge, Massachusetts, known for its well-preserved colonial and early American architecture and its association with Harvard University and early U.S. history.
  • D. 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.
  • E. Harvard Center Historic District
    Harvard Center Historic District is a preserved historic core of the town of Harvard, Massachusetts, known for its traditional New England village character and significant 18th- and 19th-century architecture.
  • 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: Cambridge Historic District
Triple: [Cambridge, Maryland, hasHistoricDistrict, Cambridge Historic District]
Generated description
The Cambridge Historic District is a nationally recognized area in Cambridge, Maryland, known for its well-preserved 18th- to 20th-century architecture and its role in the Eastern Shore’s maritime and commercial history.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Cambridge Historic District
Target entity description: The Cambridge Historic District is a nationally recognized area in Cambridge, Maryland, known for its well-preserved 18th- to 20th-century architecture and its role in the Eastern Shore’s maritime and commercial history.
  • A. Cambridge Historic District
    Cambridge Historic District is a preserved area in the village of Cambridge, New York, known for its concentration of historically and architecturally significant buildings reflecting the community’s 19th- and early 20th-century development.
  • B. Downtown Cambridge Historic District
    Downtown Cambridge Historic District is a preserved central business area in Cambridge, Ohio, known for its historic architecture and significance to the city's commercial and cultural heritage.
  • C. Old Cambridge Historic District
    Old Cambridge Historic District is a historically significant neighborhood in Cambridge, Massachusetts, known for its well-preserved colonial and early American architecture and its association with Harvard University and early U.S. history.
  • D. 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.
  • E. Harvard Center Historic District
    Harvard Center Historic District is a preserved historic core of the town of Harvard, Massachusetts, known for its traditional New England village character and significant 18th- and 19th-century architecture.
  • 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_69e2460389408190be74f41d217799a9 completed April 17, 2026, 2:38 p.m.
NER Named-entity recognition batch_69f191646c548190a3f7150f0c253dc1 completed April 29, 2026, 5:04 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c30c8a2548190a6f40a9e5c19123d completed May 19, 2026, 9:43 a.m.
NEDg Description generation batch_6a0c36b18b6081909e911a637a0cb38e completed May 19, 2026, 10:08 a.m.
NED2 Entity disambiguation (via description) batch_6a0c3782bd708190bc2b0f117b9ebe42 completed May 19, 2026, 10:12 a.m.
Created at: April 17, 2026, 4:08 p.m.