Triple

T436154
Position Surface form Disambiguated ID Type / Status
Subject Omaha–Council Bluffs metropolitan area E10013 entity
Predicate containsCity P294 FINISHED
Object Gretna, Nebraska
Gretna, Nebraska is a small but rapidly growing suburban city in Sarpy County that serves as part of the greater Omaha metropolitan area.
E58852 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: Gretna, Nebraska | Statement: [Omaha–Council Bluffs metropolitan area, containsCity, Gretna, Nebraska]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Gretna, Nebraska
Context triple: [Omaha–Council Bluffs metropolitan area, containsCity, Gretna, Nebraska]
  • A. Ralston, Nebraska
    Ralston, Nebraska is a small suburban city in Douglas County that functions as an enclave within Omaha and is part of the greater Omaha–Council Bluffs metropolitan area.
  • B. La Vista, Nebraska
    La Vista, Nebraska is a suburban city in Sarpy County that forms part of the greater Omaha metropolitan area.
  • C. North Platte, Nebraska
    North Platte, Nebraska is a small city in western Nebraska known as a major rail transportation center and home to one of the world’s largest railroad classification yards.
  • D. Bellevue, Nebraska
    Bellevue, Nebraska is a historic suburb of Omaha and one of the oldest cities in the state, known for its proximity to Offutt Air Force Base and its role in the greater Omaha metropolitan area.
  • E. Lincoln, Nebraska
    Lincoln, Nebraska is the capital and second-most populous city of Nebraska, known for its distinctive Nebraska State Capitol building and role as a regional center for government, education, and culture.
  • 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: Gretna, Nebraska
Triple: [Omaha–Council Bluffs metropolitan area, containsCity, Gretna, Nebraska]
Generated description
Gretna, Nebraska is a small but rapidly growing suburban city in Sarpy County that serves as part of the greater Omaha metropolitan area.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Gretna, Nebraska
Target entity description: Gretna, Nebraska is a small but rapidly growing suburban city in Sarpy County that serves as part of the greater Omaha metropolitan area.
  • A. Ralston, Nebraska
    Ralston, Nebraska is a small suburban city in Douglas County that functions as an enclave within Omaha and is part of the greater Omaha–Council Bluffs metropolitan area.
  • B. La Vista, Nebraska
    La Vista, Nebraska is a suburban city in Sarpy County that forms part of the greater Omaha metropolitan area.
  • C. North Platte, Nebraska
    North Platte, Nebraska is a small city in western Nebraska known as a major rail transportation center and home to one of the world’s largest railroad classification yards.
  • D. Bellevue, Nebraska
    Bellevue, Nebraska is a historic suburb of Omaha and one of the oldest cities in the state, known for its proximity to Offutt Air Force Base and its role in the greater Omaha metropolitan area.
  • E. Lincoln, Nebraska
    Lincoln, Nebraska is the capital and second-most populous city of Nebraska, known for its distinctive Nebraska State Capitol building and role as a regional center for government, education, and culture.
  • 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_69a462f3f5b4819089f05339d8422cd0 completed March 1, 2026, 4:01 p.m.
NEDg Description generation batch_69a463937ea481908ee615323ae4ebf0 completed March 1, 2026, 4:04 p.m.
NED2 Entity disambiguation (via description) batch_69a463f23ea08190b977642b9485f16f completed March 1, 2026, 4:06 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.