Triple

T12085570
Position Surface form Disambiguated ID Type / Status
Subject McPherson County, South Dakota E287798 entity
Predicate largestCity P235 FINISHED
Object Eureka, South Dakota
Eureka, South Dakota is a small city in north-central South Dakota known historically as a regional trade center with strong German-Russian immigrant roots.
 E969024 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: Eureka, South Dakota | Statement: [McPherson County, South Dakota, largestCity, Eureka, South Dakota]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Eureka, South Dakota
Context triple: [McPherson County, South Dakota, largestCity, Eureka, 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. Humboldt, South Dakota
    Humboldt, South Dakota is a small rural town in eastern South Dakota located just west of Sioux Falls.
  • D. Columbia, South Dakota
    Columbia, South Dakota is a small rural town located in northeastern South Dakota within Brown County.
  • E. Hudson, South Dakota
    Hudson, South Dakota is a small rural town located in southeastern South Dakota near the Iowa 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: Eureka, South Dakota
Triple: [McPherson County, South Dakota, largestCity, Eureka, South Dakota]
Generated description
Eureka, South Dakota is a small city in north-central South Dakota known historically as a regional trade center with strong German-Russian immigrant roots.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Eureka, South Dakota
Target entity description: Eureka, South Dakota is a small city in north-central South Dakota known historically as a regional trade center with strong German-Russian immigrant roots.
  • 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. Humboldt, South Dakota
    Humboldt, South Dakota is a small rural town in eastern South Dakota located just west of Sioux Falls.
  • D. Columbia, South Dakota
    Columbia, South Dakota is a small rural town located in northeastern South Dakota within Brown County.
  • E. Hudson, South Dakota
    Hudson, South Dakota is a small rural town located in southeastern South Dakota near the Iowa 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_69d6ab4964708190850585628b287b0c completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d91513bbb0819084a8bb877e03060c completed April 10, 2026, 3:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69f60a6d74888190aab150f1ceb2e9f1 completed May 2, 2026, 2:30 p.m.
NEDg Description generation batch_69f60bda16e48190af8abc0aa8ef41f0 completed May 2, 2026, 2:36 p.m.
NED2 Entity disambiguation (via description) batch_69f60cd1668881908f43d895fcfba0aa completed May 2, 2026, 2:40 p.m.
Created at: April 8, 2026, 9:48 p.m.