Triple

T6560514
Position Surface form Disambiguated ID Type / Status
Subject Eel River Basin E152570 entity
Predicate hasTributary P415 FINISHED
Object Middle Fork Eel River
The Middle Fork Eel River is a major, largely free-flowing tributary of Northern California’s Eel River, known for its remote canyon landscapes and important salmon and steelhead habitat.
E632569 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: Middle Fork Eel River | Statement: [Eel River Basin, hasTributary, Middle Fork Eel River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Middle Fork Eel River
Context triple: [Eel River Basin, hasTributary, Middle Fork Eel River]
  • A. South Fork Eel River
    The South Fork Eel River is a major tributary of Northern California’s Eel River, known for its scenic redwood-lined corridor and ecological importance for salmon and steelhead habitat.
  • B. Mokelumne River
    The Mokelumne River is a major river in the Sierra Nevada of California, known for its scenic canyons, hydroelectric projects, and role as a vital water source for agriculture and urban areas.
  • C. Cle Elum River
    The Cle Elum River is a tributary of the Yakima River in central Washington State, known for flowing through forested mountain terrain and supporting irrigation, recreation, and local ecosystems.
  • D. Necanicum River
    The Necanicum River is a coastal river in northwestern Oregon that flows through Clatsop County to the Pacific Ocean near the city of Seaside.
  • E. Mattole River
    The Mattole River is a remote, free-flowing river in Northern California’s Lost Coast region, known for its rugged watershed, salmon and steelhead habitat, and largely undeveloped surroundings.
  • 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: Middle Fork Eel River
Triple: [Eel River Basin, hasTributary, Middle Fork Eel River]
Generated description
The Middle Fork Eel River is a major, largely free-flowing tributary of Northern California’s Eel River, known for its remote canyon landscapes and important salmon and steelhead habitat.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Middle Fork Eel River
Target entity description: The Middle Fork Eel River is a major, largely free-flowing tributary of Northern California’s Eel River, known for its remote canyon landscapes and important salmon and steelhead habitat.
  • A. South Fork Eel River
    The South Fork Eel River is a major tributary of Northern California’s Eel River, known for its scenic redwood-lined corridor and ecological importance for salmon and steelhead habitat.
  • B. Mokelumne River
    The Mokelumne River is a major river in the Sierra Nevada of California, known for its scenic canyons, hydroelectric projects, and role as a vital water source for agriculture and urban areas.
  • C. Cle Elum River
    The Cle Elum River is a tributary of the Yakima River in central Washington State, known for flowing through forested mountain terrain and supporting irrigation, recreation, and local ecosystems.
  • D. Necanicum River
    The Necanicum River is a coastal river in northwestern Oregon that flows through Clatsop County to the Pacific Ocean near the city of Seaside.
  • E. Mattole River
    The Mattole River is a remote, free-flowing river in Northern California’s Lost Coast region, known for its rugged watershed, salmon and steelhead habitat, and largely undeveloped surroundings.
  • 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_69c688058d6881908c19b309cc55dbfa completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6ae37a5b0819091692fc5def270b9 completed March 27, 2026, 4:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7616bf79481909b21f5e295a4d48a completed March 28, 2026, 5:04 a.m.
NEDg Description generation batch_69c762b87eb08190bfe526fed264f342 completed March 28, 2026, 5:10 a.m.
NED2 Entity disambiguation (via description) batch_69c7635606148190aadbdd1025521704 completed March 28, 2026, 5:12 a.m.
Created at: March 27, 2026, 1:52 p.m.