Triple

T22161742
Position Surface form Disambiguated ID Type / Status
Subject Western Pacific Railroad E547686 entity
Predicate notableGeographicFeatureOnRoute P10970 FINISHED
Object Feather River Canyon NE NERFINISHED

How this triple was built (3 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: Feather River Canyon | Statement: [Western Pacific Railroad, notableGeographicFeatureOnRoute, Feather River Canyon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Feather River Canyon
Context triple: [Western Pacific Railroad, notableGeographicFeatureOnRoute, Feather River Canyon]
  • A. Feather River Canyon chosen
    Feather River Canyon is a scenic, steep-walled gorge in the Sierra Nevada of Northern California, known for its dramatic river views, rail and highway routes, and popular outdoor recreation opportunities.
  • B. Kaweah River canyon
    Kaweah River canyon is a deep, rugged gorge in California’s Sierra Nevada carved by the Kaweah River, known for its dramatic scenery and steep granite walls.
  • C. Carson River Canyon
    Carson River Canyon is a scenic river gorge in western Nevada known for its historic association with the Virginia and Truckee Railroad and its dramatic rugged landscapes.
  • D. Kern River Canyon
    Kern River Canyon is a rugged, steep-walled gorge carved by the Kern River in California’s southern Sierra Nevada, known for its dramatic scenery and challenging access.
  • E. Lee Vining Canyon
    Lee Vining Canyon is a glacially carved gorge in the eastern Sierra Nevada of California, known for its dramatic granite walls, waterfalls, and access to nearby high-country plateaus and Mono Lake.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: notableGeographicFeatureOnRoute
Context triple: [Western Pacific Railroad, notableGeographicFeatureOnRoute, Feather River Canyon]
  • A. notableRouteFeature chosen
    Indicates that a route is associated with a distinctive or significant feature, such as a landmark, characteristic terrain, or other notable aspect along its path.
  • B. notableLocationFeature
    Indicates that a location is characterized or distinguished by a particular notable physical or contextual feature.
  • C. refersToGeographicFeature
    Indicates that one entity makes reference to, denotes, or is associated with a specific geographic feature such as a landform, body of water, or other physical location.
  • D. terrainFeature
    Indicates a relationship where one entity is a natural or constructed landform or surface characteristic associated with a given location or area.
  • E. followsNaturalFeature
    Indicates that one entity’s position, path, or boundary runs alongside or is aligned with a natural geographic feature (such as a river, coastline, or ridgeline).
  • F. None of above.

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_69e11e3c4c5c81908d336165816b12e0 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12a2e47a88190a3b5c05398605f68 completed April 28, 2026, 9:44 p.m.
PD Predicate disambiguation batch_69e71b41555881909b8e22718974d527 completed April 21, 2026, 6:37 a.m.
Created at: April 16, 2026, 8:34 p.m.