Triple

T19447001
Position Surface form Disambiguated ID Type / Status
Subject Moose Creek Dam E486503 entity
Predicate crosses P416 FINISHED
Object Chena River floodplain
The Chena River floodplain is a low-lying, periodically inundated valley area along the Chena River in interior Alaska that serves as a natural buffer for floodwaters and wildlife habitat.
E1376535 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: Chena River floodplain | Statement: [Moose Creek Dam, crosses, Chena River floodplain]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chena River floodplain
Context triple: [Moose Creek Dam, crosses, Chena River floodplain]
  • A. Chena River State Recreation Area
    Chena River State Recreation Area is a popular Alaskan outdoor destination near Fairbanks known for its hiking, camping, fishing, and winter recreation amid scenic forested river valleys and mountains.
  • B. Columbia River floodplain
    The Columbia River floodplain is the low-lying, periodically inundated land along the Columbia River, characterized by rich alluvial soils, wetlands, and a history of significant flooding that has shaped human settlement and land use in the region.
  • C. Nooksack River floodplain
    The Nooksack River floodplain is a low-lying, frequently inundated valley area shaped by the Nooksack River in northwestern Washington State, supporting agriculture, wildlife habitat, and several nearby communities.
  • D. Oldman River floodplain
    The Oldman River floodplain is a low-lying, periodically inundated valley area along the Oldman River in southern Alberta, characterized by riparian habitats and shaped by seasonal flooding.
  • E. Kenai River lowlands
    The Kenai River lowlands are a broad, relatively flat region on Alaska’s Kenai Peninsula characterized by wetlands, forests, and the meandering Kenai River, supporting rich wildlife and popular outdoor recreation.
  • 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: Chena River floodplain
Triple: [Moose Creek Dam, crosses, Chena River floodplain]
Generated description
The Chena River floodplain is a low-lying, periodically inundated valley area along the Chena River in interior Alaska that serves as a natural buffer for floodwaters and wildlife habitat.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chena River floodplain
Target entity description: The Chena River floodplain is a low-lying, periodically inundated valley area along the Chena River in interior Alaska that serves as a natural buffer for floodwaters and wildlife habitat.
  • A. Chena River State Recreation Area
    Chena River State Recreation Area is a popular Alaskan outdoor destination near Fairbanks known for its hiking, camping, fishing, and winter recreation amid scenic forested river valleys and mountains.
  • B. Columbia River floodplain
    The Columbia River floodplain is the low-lying, periodically inundated land along the Columbia River, characterized by rich alluvial soils, wetlands, and a history of significant flooding that has shaped human settlement and land use in the region.
  • C. Nooksack River floodplain
    The Nooksack River floodplain is a low-lying, frequently inundated valley area shaped by the Nooksack River in northwestern Washington State, supporting agriculture, wildlife habitat, and several nearby communities.
  • D. Oldman River floodplain
    The Oldman River floodplain is a low-lying, periodically inundated valley area along the Oldman River in southern Alberta, characterized by riparian habitats and shaped by seasonal flooding.
  • E. Kenai River lowlands
    The Kenai River lowlands are a broad, relatively flat region on Alaska’s Kenai Peninsula characterized by wetlands, forests, and the meandering Kenai River, supporting rich wildlife and popular outdoor recreation.
  • 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_69d8e8d7ad488190a3373045029b0f3b completed April 10, 2026, 12:11 p.m.
NER Named-entity recognition batch_69e6338b25d88190bc137a411576c73f completed April 20, 2026, 2:09 p.m.
NED1 Entity disambiguation (via context triple) batch_6a073b2d981081908b3e1f8220f36703 completed May 15, 2026, 3:26 p.m.
NEDg Description generation batch_6a073c43c77c81909b1fe5bf56393b77 completed May 15, 2026, 3:31 p.m.
NED2 Entity disambiguation (via description) batch_6a073cbbb65c81908a2bb8ad043bb34f completed May 15, 2026, 3:33 p.m.
Created at: April 10, 2026, 1:38 p.m.