Triple

T15946271
Position Surface form Disambiguated ID Type / Status
Subject Waterville, Maine E386690 entity
Predicate hasHistoricDistrict P295 FINISHED
Object Waterville Downtown Historic District
Waterville Downtown Historic District is a historically significant commercial and civic center in Waterville, Maine, known for its preserved 19th- and early 20th-century architecture and role in the city’s economic and cultural development.
E1184245 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: Waterville Downtown Historic District | Statement: [Waterville, Maine, hasHistoricDistrict, Waterville Downtown Historic District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Waterville Downtown Historic District
Context triple: [Waterville, Maine, hasHistoricDistrict, Waterville Downtown Historic District]
  • A. Kennebunkport Historic District
    Kennebunkport Historic District is a preserved area in Kennebunkport, Maine, known for its well-maintained 18th- and 19th-century architecture and its reflection of the town’s maritime and shipbuilding heritage.
  • B. Yarmouth Historic District
    Yarmouth Historic District is a preserved area in Yarmouth, Maine, known for its collection of historically significant buildings and streetscapes that reflect the town’s maritime and industrial past.
  • C. Biddeford Main Street Historic District
    Biddeford Main Street Historic District is a designated historic area in downtown Biddeford, Maine, known for its preserved 19th- and early 20th-century commercial architecture that reflects the city’s industrial and economic development.
  • D. Newburyport Historic District
    The Newburyport Historic District is a preserved area of downtown Newburyport, Massachusetts, known for its well-maintained 18th- and 19th-century architecture and maritime heritage.
  • E. Skowhegan Historic District
    Skowhegan Historic District is a preserved area in downtown Skowhegan, Maine, known for its concentration of 19th- and early 20th-century commercial and civic architecture that reflects the town’s historical development.
  • 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: Waterville Downtown Historic District
Triple: [Waterville, Maine, hasHistoricDistrict, Waterville Downtown Historic District]
Generated description
Waterville Downtown Historic District is a historically significant commercial and civic center in Waterville, Maine, known for its preserved 19th- and early 20th-century architecture and role in the city’s economic and cultural development.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Waterville Downtown Historic District
Target entity description: Waterville Downtown Historic District is a historically significant commercial and civic center in Waterville, Maine, known for its preserved 19th- and early 20th-century architecture and role in the city’s economic and cultural development.
  • A. Kennebunkport Historic District
    Kennebunkport Historic District is a preserved area in Kennebunkport, Maine, known for its well-maintained 18th- and 19th-century architecture and its reflection of the town’s maritime and shipbuilding heritage.
  • B. Yarmouth Historic District
    Yarmouth Historic District is a preserved area in Yarmouth, Maine, known for its collection of historically significant buildings and streetscapes that reflect the town’s maritime and industrial past.
  • C. Biddeford Main Street Historic District
    Biddeford Main Street Historic District is a designated historic area in downtown Biddeford, Maine, known for its preserved 19th- and early 20th-century commercial architecture that reflects the city’s industrial and economic development.
  • D. Newburyport Historic District
    The Newburyport Historic District is a preserved area of downtown Newburyport, Massachusetts, known for its well-maintained 18th- and 19th-century architecture and maritime heritage.
  • E. Skowhegan Historic District
    Skowhegan Historic District is a preserved area in downtown Skowhegan, Maine, known for its concentration of 19th- and early 20th-century commercial and civic architecture that reflects the town’s historical development.
  • 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_69d86da882448190a82ea962fe343b79 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e156d1a4c08190afc325491ba38870 completed April 16, 2026, 9:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69ffb5c0c8a481908aa7a40bca15e38e completed May 9, 2026, 10:31 p.m.
NEDg Description generation batch_69ffb6d3bc6c81909e4bbedeea557615 completed May 9, 2026, 10:36 p.m.
NED2 Entity disambiguation (via description) batch_69ffb7364cf88190b0930af7768dc429 completed May 9, 2026, 10:37 p.m.
Created at: April 10, 2026, 4:53 a.m.