Triple

T7472422
Position Surface form Disambiguated ID Type / Status
Subject Rosebud Indian Reservation E176538 entity
Predicate extendsInto P1673 FINISHED
Object Mellette County, South Dakota
Mellette County, South Dakota is a rural county in south-central South Dakota that includes part of the Rosebud Indian Reservation and is characterized by its Native American heritage and agricultural landscape.
E669851 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: Mellette County, South Dakota | Statement: [Rosebud Indian Reservation, extendsInto, Mellette County, South Dakota]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mellette County, South Dakota
Context triple: [Rosebud Indian Reservation, extendsInto, Mellette County, South Dakota]
  • A. Meade County, South Dakota
    Meade County, South Dakota is a large county in western South Dakota known for encompassing part of the Black Hills region and hosting the city of Sturgis, home of the famous Sturgis Motorcycle Rally.
  • B. Hutchinson County, South Dakota
    Hutchinson County, South Dakota is a predominantly rural county in the southeastern part of the state known for its agricultural economy and small communities.
  • C. Bon Homme County, South Dakota
    Bon Homme County, South Dakota is a rural county along the Missouri River known for its agricultural economy and historic role as one of the state’s earliest settled areas.
  • D. Marshall County, South Dakota
    Marshall County, South Dakota is a rural county in the northeastern part of the state known for its agricultural landscape and numerous lakes and wetlands.
  • E. McPherson County, South Dakota
    McPherson County, South Dakota is a sparsely populated rural county in the north-central part of the state, known for its agricultural landscape and proximity to the North Dakota border.
  • 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: Mellette County, South Dakota
Triple: [Rosebud Indian Reservation, extendsInto, Mellette County, South Dakota]
Generated description
Mellette County, South Dakota is a rural county in south-central South Dakota that includes part of the Rosebud Indian Reservation and is characterized by its Native American heritage and agricultural landscape.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mellette County, South Dakota
Target entity description: Mellette County, South Dakota is a rural county in south-central South Dakota that includes part of the Rosebud Indian Reservation and is characterized by its Native American heritage and agricultural landscape.
  • A. Meade County, South Dakota
    Meade County, South Dakota is a large county in western South Dakota known for encompassing part of the Black Hills region and hosting the city of Sturgis, home of the famous Sturgis Motorcycle Rally.
  • B. Hutchinson County, South Dakota
    Hutchinson County, South Dakota is a predominantly rural county in the southeastern part of the state known for its agricultural economy and small communities.
  • C. Bon Homme County, South Dakota
    Bon Homme County, South Dakota is a rural county along the Missouri River known for its agricultural economy and historic role as one of the state’s earliest settled areas.
  • D. Marshall County, South Dakota
    Marshall County, South Dakota is a rural county in the northeastern part of the state known for its agricultural landscape and numerous lakes and wetlands.
  • E. McPherson County, South Dakota
    McPherson County, South Dakota is a sparsely populated rural county in the north-central part of the state, known for its agricultural landscape and proximity to the North Dakota border.
  • 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_69c69f223fd88190b4c69b95d7cbeeda completed March 27, 2026, 3:15 p.m.
NER Named-entity recognition batch_69c6f415b5cc81909e1e097c90f460b6 completed March 27, 2026, 9:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69c845f8b9a48190a21cac7fb98bf26d completed March 28, 2026, 9:19 p.m.
NEDg Description generation batch_69c8478589248190b77df9a137bc67bf completed March 28, 2026, 9:26 p.m.
NED2 Entity disambiguation (via description) batch_69c847d3ccd48190b818364fc34d9972 completed March 28, 2026, 9:27 p.m.
Created at: March 27, 2026, 3:41 p.m.