Triple

T436160
Position Surface form Disambiguated ID Type / Status
Subject Omaha–Council Bluffs metropolitan area E10013 entity
Predicate isEconomicHubOf P164 FINISHED
Object eastern Nebraska
Eastern Nebraska is a region of the U.S. state of Nebraska centered around the Omaha–Lincoln corridor, known for its relatively dense population, diversified economy, and role as the state’s primary commercial and cultural center.
E57504 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: eastern Nebraska | Statement: [Omaha–Council Bluffs metropolitan area, isEconomicHubOf, eastern Nebraska]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: eastern Nebraska
Context triple: [Omaha–Council Bluffs metropolitan area, isEconomicHubOf, eastern Nebraska]
  • A. Nebraska–Iowa region
    The Nebraska–Iowa region is a bi-state area in the central United States that encompasses communities and economic activity spanning the border between eastern Nebraska and western Iowa, including the Omaha–Council Bluffs metropolitan area.
  • B. Southwestern Iowa
    Southwestern Iowa is a region of the U.S. state of Iowa that encompasses several counties, including Pottawattamie County, and is characterized by its mix of agricultural land, small cities, and proximity to the Missouri River and Omaha metropolitan area.
  • C. eastern Colorado
    Eastern Colorado is the high-plains region of the state characterized by flat to gently rolling prairie, extensive agriculture, and a semi-arid climate east of the Rocky Mountains.
  • D. eastern Iowa
    Eastern Iowa is a region of the U.S. state of Iowa known for its mix of urban centers, including the Iowa City–Cedar Rapids corridor, and surrounding agricultural and rural communities.
  • E. Corn Belt
    The Corn Belt is a highly productive agricultural region in the central United States known for its intensive corn and soybean farming.
  • 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: eastern Nebraska
Triple: [Omaha–Council Bluffs metropolitan area, isEconomicHubOf, eastern Nebraska]
Generated description
Eastern Nebraska is a region of the U.S. state of Nebraska centered around the Omaha–Lincoln corridor, known for its relatively dense population, diversified economy, and role as the state’s primary commercial and cultural center.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: eastern Nebraska
Target entity description: Eastern Nebraska is a region of the U.S. state of Nebraska centered around the Omaha–Lincoln corridor, known for its relatively dense population, diversified economy, and role as the state’s primary commercial and cultural center.
  • A. Nebraska–Iowa region
    The Nebraska–Iowa region is a bi-state area in the central United States that encompasses communities and economic activity spanning the border between eastern Nebraska and western Iowa, including the Omaha–Council Bluffs metropolitan area.
  • B. Southwestern Iowa
    Southwestern Iowa is a region of the U.S. state of Iowa that encompasses several counties, including Pottawattamie County, and is characterized by its mix of agricultural land, small cities, and proximity to the Missouri River and Omaha metropolitan area.
  • C. eastern Colorado
    Eastern Colorado is the high-plains region of the state characterized by flat to gently rolling prairie, extensive agriculture, and a semi-arid climate east of the Rocky Mountains.
  • D. eastern Iowa
    Eastern Iowa is a region of the U.S. state of Iowa known for its mix of urban centers, including the Iowa City–Cedar Rapids corridor, and surrounding agricultural and rural communities.
  • E. Corn Belt
    The Corn Belt is a highly productive agricultural region in the central United States known for its intensive corn and soybean farming.
  • 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_69a2e8465ef481909655c681b01e2986 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2ef0c97188190b62104cb639d4b60 completed Feb. 28, 2026, 1:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69a44f522acc81909d16527bd08e458d completed March 1, 2026, 2:38 p.m.
NEDg Description generation batch_69a44fd970d881909ed3ae28debf4760 completed March 1, 2026, 2:40 p.m.
NED2 Entity disambiguation (via description) batch_69a4506c3d4881908eb97e489e4b9078 completed March 1, 2026, 2:42 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.