Triple

T6587007
Position Surface form Disambiguated ID Type / Status
Subject Saco, Maine, United States E159250 entity
Predicate hasHistoricDistrict P295 FINISHED
Object Saco Mills Historic District
Saco Mills Historic District is a historic industrial area in Saco, Maine, known for its 19th- and early 20th-century textile mill buildings along the Saco River.
 E607117 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: Saco Mills Historic District | Statement: [Saco, Maine, United States, hasHistoricDistrict, Saco Mills Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Saco Mills Historic District
Context triple: [Saco, Maine, United States, hasHistoricDistrict, Saco Mills Historic District]
  • A. Saco Historic District
    Saco Historic District is a nationally recognized historic area in Saco, Maine, known for its well-preserved 19th-century commercial and residential architecture reflecting the city's industrial and maritime heritage.
  • B. Cocheco Mills Historic District
    Cocheco Mills Historic District is a historic industrial complex in Dover, New Hampshire, centered on 19th-century textile mill buildings that played a major role in the city’s industrial development.
  • C. Hackleman Historic District
    Hackleman Historic District is a residential neighborhood in Albany, Oregon, known for its concentration of late 19th- and early 20th-century homes that reflect the city’s early development.
  • D. Canton Historic District
    Canton Historic District is a preserved area in Canton, Mississippi, known for its historic courthouse square, well-maintained 19th- and early 20th-century architecture, and role as a regional cultural and commercial center.
  • E. Hillsborough Historic District
    Hillsborough Historic District is a preserved area in Hillsborough, North Carolina, known for its well-maintained 18th- and 19th-century architecture and its significance in early American and state 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: Saco Mills Historic District
Triple: [Saco, Maine, United States, hasHistoricDistrict, Saco Mills Historic District]
Generated description
Saco Mills Historic District is a historic industrial area in Saco, Maine, known for its 19th- and early 20th-century textile mill buildings along the Saco River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Saco Mills Historic District
Target entity description: Saco Mills Historic District is a historic industrial area in Saco, Maine, known for its 19th- and early 20th-century textile mill buildings along the Saco River.
  • A. Saco Historic District
    Saco Historic District is a nationally recognized historic area in Saco, Maine, known for its well-preserved 19th-century commercial and residential architecture reflecting the city's industrial and maritime heritage.
  • B. Cocheco Mills Historic District
    Cocheco Mills Historic District is a historic industrial complex in Dover, New Hampshire, centered on 19th-century textile mill buildings that played a major role in the city’s industrial development.
  • C. Hackleman Historic District
    Hackleman Historic District is a residential neighborhood in Albany, Oregon, known for its concentration of late 19th- and early 20th-century homes that reflect the city’s early development.
  • D. Canton Historic District
    Canton Historic District is a preserved area in Canton, Mississippi, known for its historic courthouse square, well-maintained 19th- and early 20th-century architecture, and role as a regional cultural and commercial center.
  • E. Hillsborough Historic District
    Hillsborough Historic District is a preserved area in Hillsborough, North Carolina, known for its well-maintained 18th- and 19th-century architecture and its significance in early American and state 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_69c688366ce8819083f8883983c0df92 completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6aeafd2848190bb51e3ea9711c803 completed March 27, 2026, 4:22 p.m.
NED1 Entity disambiguation (via context triple) batch_69c6e42b72c481909f582f4f5b07e3d9 completed March 27, 2026, 8:10 p.m.
NEDg Description generation batch_69c6e4e9c344819099ad11c21c2e4a6e completed March 27, 2026, 8:13 p.m.
NED2 Entity disambiguation (via description) batch_69c6e581a4f88190b1f64033a49d1bae completed March 27, 2026, 8:16 p.m.
Created at: March 27, 2026, 1:55 p.m.