Triple

T16791614
Position Surface form Disambiguated ID Type / Status
Subject East Branch Iowa River E408123 entity
Predicate isPartOf P10 FINISHED
Object Iowa River headwaters network E411779 NE FINISHED

How this triple was built (2 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: Iowa River headwaters network | Statement: [East Branch Iowa River, isPartOf, Iowa River headwaters network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Iowa River headwaters network
Context triple: [East Branch Iowa River, isPartOf, Iowa River headwaters network]
  • A. Iowa River basin
    The Iowa River basin is the drainage area encompassing the Iowa River and its tributaries in the U.S. state of Iowa, playing a key role in the region’s hydrology, agriculture, and flood dynamics.
  • B. West Branch Iowa River chosen
    The West Branch Iowa River is a tributary stream in Iowa that serves as one of the primary headwaters forming the Iowa River.
  • C. 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.
  • D. 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.
  • E. 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.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d8839270588190886720d9519bbf8f completed April 10, 2026, 4:58 a.m.
NER Named-entity recognition batch_69e3b2a6c9888190b3f8f625b299574d completed April 18, 2026, 4:34 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00ab0c39108190a332fdc78c053628 completed May 10, 2026, 3:58 p.m.
Created at: April 10, 2026, 5:22 a.m.