Triple

T9200
Position Surface form Disambiguated ID Type / Status
Subject Council Bluffs, Iowa E184 entity
Predicate namedAfter P63 FINISHED
Object Council Bluff (geographic feature)
Council Bluff is a historic Missouri River bluff in western Iowa that served as a prominent landmark and meeting site for early explorers and Native American tribes.
 E184 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: Council Bluff (geographic feature) | Statement: [Council Bluffs, Iowa, namedAfter, Council Bluff (geographic feature)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Council Bluff (geographic feature)
Context triple: [Council Bluffs, Iowa, namedAfter, Council Bluff (geographic feature)]
  • A. Council Bluffs, Iowa, United States of America
    Council Bluffs is a city in western Iowa, located along the Missouri River across from Omaha, Nebraska, known historically as a major railroad and transportation hub.
  • B. Kansas City, Missouri, United States
    Kansas City, Missouri, United States, is a major Midwestern city known for its jazz heritage, distinctive barbecue cuisine, and significant role in American political history.
  • C. Delano
    Delano is the middle name of Franklin D. Roosevelt, the 32nd president of the United States.
  • D. West Branch, Iowa, United States
    West Branch, Iowa, United States, is a small Midwestern town best known as the birthplace of U.S. President Herbert Hoover and home to the Herbert Hoover National Historic Site.
  • E. Douglas
    Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
  • 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: Council Bluff (geographic feature)
Triple: [Council Bluffs, Iowa, namedAfter, Council Bluff (geographic feature)]
Generated description
Council Bluff is a historic Missouri River bluff in western Iowa that served as a prominent landmark and meeting site for early explorers and Native American tribes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Council Bluff (geographic feature)
Target entity description: Council Bluff is a historic Missouri River bluff in western Iowa that served as a prominent landmark and meeting site for early explorers and Native American tribes.
  • A. Council Bluffs, Iowa, United States of America chosen
    Council Bluffs is a city in western Iowa, located along the Missouri River across from Omaha, Nebraska, known historically as a major railroad and transportation hub.
  • B. Kansas City, Missouri, United States
    Kansas City, Missouri, United States, is a major Midwestern city known for its jazz heritage, distinctive barbecue cuisine, and significant role in American political history.
  • C. Delano
    Delano is the middle name of Franklin D. Roosevelt, the 32nd president of the United States.
  • D. West Branch, Iowa, United States
    West Branch, Iowa, United States, is a small Midwestern town best known as the birthplace of U.S. President Herbert Hoover and home to the Herbert Hoover National Historic Site.
  • E. Douglas
    Douglas is a masculine given name of Scottish origin that has been widely used in English-speaking countries.
  • F. None of above.

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_69a23bb612708190b09f25385e4b63d1 completed Feb. 28, 2026, 12:49 a.m.
NER Named-entity recognition batch_69a23ff2f0508190806663ab2463cd41 completed Feb. 28, 2026, 1:08 a.m.
NED1 Entity disambiguation (via context triple) batch_69a243c87d988190a9d0649c4a04c7b7 completed Feb. 28, 2026, 1:24 a.m.
NEDg Description generation batch_69a2464617148190ae1b5e316dd37efe completed Feb. 28, 2026, 1:35 a.m.
NED2 Entity disambiguation (via description) batch_69a246bff58481908eebdbcb88e1ff78 completed Feb. 28, 2026, 1:37 a.m.
Created at: Feb. 28, 2026, 12:54 a.m.