Triple

T920272
Position Surface form Disambiguated ID Type / Status
Subject Oregon Trail E19866 entity
Predicate followsRiver P3624 FINISHED
Object North Platte River
The North Platte River is a major tributary of the Platte River that flows through Colorado, Wyoming, and Nebraska, historically serving as a key waterway and guide for westward migration routes such as the Oregon Trail.
E248857 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: North Platte River | Statement: [Oregon Trail, followsRiver, North Platte River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: North Platte River
Context triple: [Oregon Trail, followsRiver, North Platte River]
  • A. Platte River
    The Platte River is a broad, shallow river in the central United States that flows through Nebraska and is historically significant as a route corridor for westward expansion and a vital habitat for migratory birds.
  • B. South Platte River
    The South Platte River is a major tributary of the Platte River that flows through Colorado and Nebraska, running through Denver and serving as an important source of water, recreation, and habitat in the region.
  • C. Niobrara River
    The Niobrara River is a scenic waterway in northern Nebraska known for its unique mix of Great Plains, Sandhills, and forest ecosystems and popular for canoeing, tubing, and wildlife viewing.
  • D. Gunnison River
    The Gunnison River is a major tributary of the Colorado River in western Colorado, known for carving the dramatic Black Canyon and supporting recreation, irrigation, and hydropower in the region.
  • E. Smoky Hill River
    The Smoky Hill River is a major river in the central Great Plains of the United States, flowing through Colorado and Kansas and forming one of the principal headwaters of the Kansas River.
  • 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: North Platte River
Triple: [Oregon Trail, followsRiver, North Platte River]
Generated description
The North Platte River is a major tributary of the Platte River that flows through Colorado, Wyoming, and Nebraska, historically serving as a key waterway and guide for westward migration routes such as the Oregon Trail.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: North Platte River
Target entity description: The North Platte River is a major tributary of the Platte River that flows through Colorado, Wyoming, and Nebraska, historically serving as a key waterway and guide for westward migration routes such as the Oregon Trail.
  • A. Platte River
    The Platte River is a broad, shallow river in the central United States that flows through Nebraska and is historically significant as a route corridor for westward expansion and a vital habitat for migratory birds.
  • B. South Platte River
    The South Platte River is a major tributary of the Platte River that flows through Colorado and Nebraska, running through Denver and serving as an important source of water, recreation, and habitat in the region.
  • C. Niobrara River
    The Niobrara River is a scenic waterway in northern Nebraska known for its unique mix of Great Plains, Sandhills, and forest ecosystems and popular for canoeing, tubing, and wildlife viewing.
  • D. Gunnison River
    The Gunnison River is a major tributary of the Colorado River in western Colorado, known for carving the dramatic Black Canyon and supporting recreation, irrigation, and hydropower in the region.
  • E. Smoky Hill River
    The Smoky Hill River is a major river in the central Great Plains of the United States, flowing through Colorado and Kansas and forming one of the principal headwaters of the Kansas River.
  • 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_69a493a099788190a696d9d8408cbaf4 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b3120dbc81908362158fe3ffa889 completed March 1, 2026, 9:43 p.m.
NED1 Entity disambiguation (via context triple) batch_69ae6ad5cfe4819083cb536c5d521d5d completed March 9, 2026, 6:38 a.m.
NEDg Description generation batch_69ae6b9da51c819085beb79a14f5d8b5 completed March 9, 2026, 6:41 a.m.
NED2 Entity disambiguation (via description) batch_69ae6c2a465c8190a9fe2a465e9ac3f0 completed March 9, 2026, 6:43 a.m.
Created at: March 1, 2026, 7:40 p.m.