Triple

T3486717
Position Surface form Disambiguated ID Type / Status
Subject Glensheen Historic Estate E73623 entity
Predicate originalOwner P347 FINISHED
Object Chester Adgate Congdon
Chester Adgate Congdon was an American lawyer, mining magnate, and politician from Minnesota who amassed significant wealth from iron ore interests and commissioned Duluth’s landmark Glensheen mansion.
E710761 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: Chester Adgate Congdon | Statement: [Glensheen Historic Estate, originalOwner, Chester Adgate Congdon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chester Adgate Congdon
Context triple: [Glensheen Historic Estate, originalOwner, Chester Adgate Congdon]
  • A. Charles D. Norton
    Charles D. Norton was an American figure notable for helping establish the American Cancer Society, a leading nonprofit organization dedicated to cancer research and patient support.
  • B. Charles R. Fenwick
    Charles R. Fenwick was a Virginia lawyer and long-serving state legislator known for his influence on transportation policy, for whom the Charles R. Fenwick Bridge is named.
  • C. Lewis M. Rutherfurd
    Lewis M. Rutherfurd was a 19th-century American lawyer-turned-astronomer and pioneering astrophotographer known for his influential work in celestial photography and astronomical instrumentation.
  • D. Charles H. Purcell
    Charles H. Purcell was an American civil engineer best known for his leadership in designing and overseeing major infrastructure projects in California during the early 20th century.
  • E. Francis Newton Gifford
    Francis Newton Gifford was a prominent American football player and Hall of Famer who became widely known as a longtime sportscaster on ABC’s Monday Night Football.
  • 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: Chester Adgate Congdon
Triple: [Glensheen Historic Estate, originalOwner, Chester Adgate Congdon]
Generated description
Chester Adgate Congdon was an American lawyer, mining magnate, and politician from Minnesota who amassed significant wealth from iron ore interests and commissioned Duluth’s landmark Glensheen mansion.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chester Adgate Congdon
Target entity description: Chester Adgate Congdon was an American lawyer, mining magnate, and politician from Minnesota who amassed significant wealth from iron ore interests and commissioned Duluth’s landmark Glensheen mansion.
  • A. Charles D. Norton
    Charles D. Norton was an American figure notable for helping establish the American Cancer Society, a leading nonprofit organization dedicated to cancer research and patient support.
  • B. Charles R. Fenwick
    Charles R. Fenwick was a Virginia lawyer and long-serving state legislator known for his influence on transportation policy, for whom the Charles R. Fenwick Bridge is named.
  • C. Lewis M. Rutherfurd
    Lewis M. Rutherfurd was a 19th-century American lawyer-turned-astronomer and pioneering astrophotographer known for his influential work in celestial photography and astronomical instrumentation.
  • D. Charles H. Purcell
    Charles H. Purcell was an American civil engineer best known for his leadership in designing and overseeing major infrastructure projects in California during the early 20th century.
  • E. Francis Newton Gifford
    Francis Newton Gifford was a prominent American football player and Hall of Famer who became widely known as a longtime sportscaster on ABC’s Monday Night Football.
  • 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_69ad85cca8d4819088494e9f3340fab5 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adbb9059f881908f9cbe544365c8df completed March 8, 2026, 6:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69cc638e62608190958e90b07138a1cc completed April 1, 2026, 12:15 a.m.
NEDg Description generation batch_69cc64bd6a088190b77e2709c76579e4 completed April 1, 2026, 12:20 a.m.
NED2 Entity disambiguation (via description) batch_69cc66b0e1548190840e4335ff2b130f completed April 1, 2026, 12:28 a.m.
Created at: March 8, 2026, 3:18 p.m.