Triple

T10177028
Position Surface form Disambiguated ID Type / Status
Subject Belle Fourche River E235879 entity
Predicate namedAfter P63 FINISHED
Object Belle Fourche, South Dakota
Belle Fourche, South Dakota is a small city in the Black Hills region known as a historic ranching and railroad hub and the geographic center of the United States.
 E850610 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: Belle Fourche, South Dakota | Statement: [Belle Fourche River, namedAfter, Belle Fourche, South Dakota]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Belle Fourche, South Dakota
Context triple: [Belle Fourche River, namedAfter, Belle Fourche, South Dakota]
  • A. Elk Point, South Dakota
    Elk Point, South Dakota is a small city in southeastern South Dakota known as one of the state’s oldest settlements and a local hub for the surrounding agricultural region.
  • B. St. Francis, South Dakota
    St. Francis, South Dakota is a small town located within the Rosebud Indian Reservation and is closely associated with the Sicangu Lakota (Rosebud Sioux) community.
  • C. Columbia, South Dakota
    Columbia, South Dakota is a small rural town located in northeastern South Dakota within Brown County.
  • D. Vermillion, South Dakota
    Vermillion, South Dakota is a small city in southeastern South Dakota best known as the home of the University of South Dakota and its flagship campus.
  • E. Harrisburg, South Dakota
    Harrisburg, South Dakota is a rapidly growing suburban city near Sioux Falls known for its family-friendly community and strong school system.
  • 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: Belle Fourche, South Dakota
Triple: [Belle Fourche River, namedAfter, Belle Fourche, South Dakota]
Generated description
Belle Fourche, South Dakota is a small city in the Black Hills region known as a historic ranching and railroad hub and the geographic center of the United States.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Belle Fourche, South Dakota
Target entity description: Belle Fourche, South Dakota is a small city in the Black Hills region known as a historic ranching and railroad hub and the geographic center of the United States.
  • A. Elk Point, South Dakota
    Elk Point, South Dakota is a small city in southeastern South Dakota known as one of the state’s oldest settlements and a local hub for the surrounding agricultural region.
  • B. St. Francis, South Dakota
    St. Francis, South Dakota is a small town located within the Rosebud Indian Reservation and is closely associated with the Sicangu Lakota (Rosebud Sioux) community.
  • C. Columbia, South Dakota
    Columbia, South Dakota is a small rural town located in northeastern South Dakota within Brown County.
  • D. Vermillion, South Dakota
    Vermillion, South Dakota is a small city in southeastern South Dakota best known as the home of the University of South Dakota and its flagship campus.
  • E. Harrisburg, South Dakota
    Harrisburg, South Dakota is a rapidly growing suburban city near Sioux Falls known for its family-friendly community and strong school system.
  • 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_69ca84d1d5f88190ab878a1021ecff68 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdecd4e3188190aa5d9ee95595f4a7 completed April 2, 2026, 4:13 a.m.
NED1 Entity disambiguation (via context triple) batch_69d6a7d465bc8190b419de253616b0fd completed April 8, 2026, 7:09 p.m.
NEDg Description generation batch_69d6d0003434819093e3f82a556db79c completed April 8, 2026, 10 p.m.
NED2 Entity disambiguation (via description) batch_69d6df3c8f748190923db41ef1a9a03a completed April 8, 2026, 11:05 p.m.
Created at: March 30, 2026, 9:11 p.m.