Triple

T436125
Position Surface form Disambiguated ID Type / Status
Subject Omaha–Council Bluffs metropolitan area E10013 entity
Predicate partOf P40 FINISHED
Object 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.
E57375 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: Nebraska–Iowa region | Statement: [Omaha–Council Bluffs metropolitan area, partOf, Nebraska–Iowa region]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nebraska–Iowa region
Context triple: [Omaha–Council Bluffs metropolitan area, partOf, Nebraska–Iowa region]
  • A. 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.
  • B. Midwest Region
    The Midwest Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
  • C. Corn Belt
    The Corn Belt is a highly productive agricultural region in the central United States known for its intensive corn and soybean farming.
  • D. Nebraska
    Nebraska is a landlocked U.S. state on the Great Plains known for its agriculture, prairies, and role as a historic crossroads for westward expansion.
  • E. Iowa
    Iowa is a Midwestern U.S. state known for its extensive agriculture, especially corn and soybean production, and its role in national politics through the Iowa caucuses.
  • 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: Nebraska–Iowa region
Triple: [Omaha–Council Bluffs metropolitan area, partOf, Nebraska–Iowa region]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nebraska–Iowa region
Target entity description: 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.
  • A. 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.
  • B. Midwest Region
    The Midwest Region is one of the four geographic brackets used to organize teams and games in the NCAA Division I Men’s Basketball Tournament.
  • C. Corn Belt
    The Corn Belt is a highly productive agricultural region in the central United States known for its intensive corn and soybean farming.
  • D. Nebraska
    Nebraska is a landlocked U.S. state on the Great Plains known for its agriculture, prairies, and role as a historic crossroads for westward expansion.
  • E. Iowa
    Iowa is a Midwestern U.S. state known for its extensive agriculture, especially corn and soybean production, and its role in national politics through the Iowa caucuses.
  • 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_69a44cb7001881908b91a1a1ab32ce41 completed March 1, 2026, 2:27 p.m.
NEDg Description generation batch_69a44d71f7bc8190acf5c1aeb9f915d1 completed March 1, 2026, 2:30 p.m.
NED2 Entity disambiguation (via description) batch_69a44dcf7364819092bd656b0da97d03 completed March 1, 2026, 2:31 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.