Triple

T7755756
Position Surface form Disambiguated ID Type / Status
Subject Pawtucket Canal E175891 entity
Predicate heritageDesignation P623 FINISHED
Object National Historic Landmark District (as part of Lowell)
The National Historic Landmark District in Lowell is a federally recognized historic area preserving the city’s 19th-century industrial and canal-based textile manufacturing heritage.
E686565 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: National Historic Landmark District (as part of Lowell)  | Statement: [Pawtucket Canal, heritageDesignation, National Historic Landmark District (as part of Lowell) ]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: National Historic Landmark District (as part of Lowell) 
Context triple: [Pawtucket Canal, heritageDesignation, National Historic Landmark District (as part of Lowell) ]
  • A. downtown Lowell historic district
    The downtown Lowell historic district is a preserved area in Lowell, Indiana, known for its concentration of late 19th- and early 20th-century commercial buildings that reflect the town’s early development and architectural heritage.
  • B. National Historic Landmark District (Boston Common and adjacent areas)
    The National Historic Landmark District encompassing Boston Common and its adjacent areas is a historically significant urban landscape in downtown Boston that includes some of the nation’s oldest public spaces and landmark buildings central to American political, religious, and social history.
  • C. U.S. National Historic Landmark District
    The U.S. National Historic Landmark District designation recognizes historic districts of exceptional national significance in American history, architecture, archaeology, engineering, or culture, granting them the highest level of federal historic recognition.
  • D. Nashua Manufacturing Company Historic District
    The Nashua Manufacturing Company Historic District is a historic industrial area in Nashua, New Hampshire, centered on the former textile mill complex that played a major role in the city’s 19th- and early 20th-century economic development.
  • E. U.S. National Historic Landmark District (as part of Cambridge Common Historic District)
    The U.S. National Historic Landmark District (as part of the Cambridge Common Historic District) is a federally recognized historic area in Cambridge, Massachusetts, noted for its central role in early American history and the Revolutionary War era.
  • 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: National Historic Landmark District (as part of Lowell) 
Triple: [Pawtucket Canal, heritageDesignation, National Historic Landmark District (as part of Lowell) ]
Generated description
The National Historic Landmark District in Lowell is a federally recognized historic area preserving the city’s 19th-century industrial and canal-based textile manufacturing heritage.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: National Historic Landmark District (as part of Lowell) 
Target entity description: The National Historic Landmark District in Lowell is a federally recognized historic area preserving the city’s 19th-century industrial and canal-based textile manufacturing heritage.
  • A. downtown Lowell historic district
    The downtown Lowell historic district is a preserved area in Lowell, Indiana, known for its concentration of late 19th- and early 20th-century commercial buildings that reflect the town’s early development and architectural heritage.
  • B. National Historic Landmark District (Boston Common and adjacent areas)
    The National Historic Landmark District encompassing Boston Common and its adjacent areas is a historically significant urban landscape in downtown Boston that includes some of the nation’s oldest public spaces and landmark buildings central to American political, religious, and social history.
  • C. U.S. National Historic Landmark District
    The U.S. National Historic Landmark District designation recognizes historic districts of exceptional national significance in American history, architecture, archaeology, engineering, or culture, granting them the highest level of federal historic recognition.
  • D. Nashua Manufacturing Company Historic District
    The Nashua Manufacturing Company Historic District is a historic industrial area in Nashua, New Hampshire, centered on the former textile mill complex that played a major role in the city’s 19th- and early 20th-century economic development.
  • E. U.S. National Historic Landmark District (as part of Cambridge Common Historic District)
    The U.S. National Historic Landmark District (as part of the Cambridge Common Historic District) is a federally recognized historic area in Cambridge, Massachusetts, noted for its central role in early American history and the Revolutionary War era.
  • 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_69c6996180088190832e38e8d83ff54a completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c703d9d8fc8190b51faeb081ee425f completed March 27, 2026, 10:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8be5dbf5881908d07d70c8ae061a5 completed March 29, 2026, 5:53 a.m.
NEDg Description generation batch_69c8bfc8256081908a6ae947d783f19f completed March 29, 2026, 5:59 a.m.
NED2 Entity disambiguation (via description) batch_69c8c02e7a548190b2c5ad84e4c3f1fb completed March 29, 2026, 6:01 a.m.
Created at: March 27, 2026, 4:08 p.m.