Triple

T3956905
Position Surface form Disambiguated ID Type / Status
Subject Iowa River E85803 entity
Predicate formedByConfluenceOf P402 FINISHED
Object West Branch Iowa River
The West Branch Iowa River is a tributary stream in Iowa that serves as one of the primary headwaters forming the Iowa River.
 E411779 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: West Branch Iowa River | Statement: [Iowa River, formedByConfluenceOf, West Branch Iowa River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: West Branch Iowa River
Context triple: [Iowa River, formedByConfluenceOf, West Branch Iowa River]
  • A. East Branch Iowa River
    The East Branch Iowa River is a tributary stream in Iowa that serves as one of the primary headwaters forming the Iowa River.
  • B. Iowa River
    The Iowa River is a major waterway in the U.S. state of Iowa that flows generally southeastward and ultimately joins the Mississippi River.
  • C. Des Moines River
    The Des Moines River is a major tributary of the Mississippi River that flows through Iowa and Minnesota, playing a central role in the geography and history of Des Moines and the surrounding region.
  • D. Raccoon River
    The Raccoon River is a central Iowa waterway that flows through the Des Moines area and serves as a major source of the city's drinking water and recreation.
  • E. Upper Iowa River
    The Upper Iowa River is a scenic waterway in northeastern Iowa known for its limestone bluffs, trout fishing, and popular canoeing and kayaking routes.
  • 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: West Branch Iowa River
Triple: [Iowa River, formedByConfluenceOf, West Branch Iowa River]
Generated description
The West Branch Iowa River is a tributary stream in Iowa that serves as one of the primary headwaters forming the Iowa River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: West Branch Iowa River
Target entity description: The West Branch Iowa River is a tributary stream in Iowa that serves as one of the primary headwaters forming the Iowa River.
  • A. East Branch Iowa River
    The East Branch Iowa River is a tributary stream in Iowa that serves as one of the primary headwaters forming the Iowa River.
  • B. Iowa River
    The Iowa River is a major waterway in the U.S. state of Iowa that flows generally southeastward and ultimately joins the Mississippi River.
  • C. Des Moines River
    The Des Moines River is a major tributary of the Mississippi River that flows through Iowa and Minnesota, playing a central role in the geography and history of Des Moines and the surrounding region.
  • D. Raccoon River
    The Raccoon River is a central Iowa waterway that flows through the Des Moines area and serves as a major source of the city's drinking water and recreation.
  • E. Upper Iowa River
    The Upper Iowa River is a scenic waterway in northeastern Iowa known for its limestone bluffs, trout fishing, and popular canoeing and kayaking routes.
  • 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_69aed93a96908190bcbdbfa718f155bd completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aef95bbb9c8190bd64c5b7ea2f341a completed March 9, 2026, 4:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69b56287a58481908874f93ca7889d28 completed March 14, 2026, 1:28 p.m.
NEDg Description generation batch_69b563b3db0481909f3dd2a9e6a88e6e completed March 14, 2026, 1:33 p.m.
NED2 Entity disambiguation (via description) batch_69b567e223cc8190aa1d7e827e6c70fd completed March 14, 2026, 1:51 p.m.
Created at: March 9, 2026, 3:31 p.m.