Triple

T5280472
Position Surface form Disambiguated ID Type / Status
Subject Nebraska–South Dakota border E119482 entity
Predicate adjacentTo P224 FINISHED
Object South Dakota–Wyoming border
The South Dakota–Wyoming border is the state line in the north-central United States separating South Dakota from Wyoming, running near landmarks such as the Black Hills region.
 E513200 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: South Dakota–Wyoming border | Statement: [Nebraska–South Dakota border, adjacentTo, South Dakota–Wyoming border]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: South Dakota–Wyoming border
Context triple: [Nebraska–South Dakota border, adjacentTo, South Dakota–Wyoming border]
  • A. Nebraska–Wyoming border
    The Nebraska–Wyoming border is the state line in the western Great Plains where Nebraska meets Wyoming, running largely north–south and helping define the political and geographic boundary between the two states.
  • B. Nebraska–South Dakota border
    The Nebraska–South Dakota border is a U.S. state boundary running largely along the Missouri River, separating Nebraska to the south from South Dakota to the north.
  • C. Minnesota–South Dakota border
    The Minnesota–South Dakota border is the state line in the north-central United States separating Minnesota and South Dakota, much of which follows natural features such as rivers and survey lines across the prairie.
  • D. Iowa–South Dakota border
    The Iowa–South Dakota border is the state line in the north-central United States that largely follows the course of the Big Sioux River, separating Iowa from South Dakota.
  • E. Nebraska–Missouri border
    The Nebraska–Missouri border is the state line in the central United States that largely follows the course of the Missouri River, separating Nebraska to the west from Missouri to the east.
  • 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: South Dakota–Wyoming border
Triple: [Nebraska–South Dakota border, adjacentTo, South Dakota–Wyoming border]
Generated description
The South Dakota–Wyoming border is the state line in the north-central United States separating South Dakota from Wyoming, running near landmarks such as the Black Hills region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: South Dakota–Wyoming border
Target entity description: The South Dakota–Wyoming border is the state line in the north-central United States separating South Dakota from Wyoming, running near landmarks such as the Black Hills region.
  • A. Nebraska–Wyoming border
    The Nebraska–Wyoming border is the state line in the western Great Plains where Nebraska meets Wyoming, running largely north–south and helping define the political and geographic boundary between the two states.
  • B. Nebraska–South Dakota border
    The Nebraska–South Dakota border is a U.S. state boundary running largely along the Missouri River, separating Nebraska to the south from South Dakota to the north.
  • C. Minnesota–South Dakota border
    The Minnesota–South Dakota border is the state line in the north-central United States separating Minnesota and South Dakota, much of which follows natural features such as rivers and survey lines across the prairie.
  • D. Iowa–South Dakota border
    The Iowa–South Dakota border is the state line in the north-central United States that largely follows the course of the Big Sioux River, separating Iowa from South Dakota.
  • E. Nebraska–Missouri border
    The Nebraska–Missouri border is the state line in the central United States that largely follows the course of the Missouri River, separating Nebraska to the west from Missouri to the east.
  • 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_69bd446d05a8819092ad333a3f9c8d5c completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd84c409248190a0154a660f58e096 completed March 20, 2026, 5:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf21aee16081909509f3b14b60a969 completed March 21, 2026, 10:54 p.m.
NEDg Description generation batch_69bf2225c1408190856113789ae4253b completed March 21, 2026, 10:56 p.m.
NED2 Entity disambiguation (via description) batch_69bf22a7e7388190827b59286f3d7e96 completed March 21, 2026, 10:58 p.m.
Created at: March 20, 2026, 1:52 p.m.