Triple

T420374
Position Surface form Disambiguated ID Type / Status
Subject Mammoth Lakes area E8087 entity
Predicate summerActivityCenter P971 FINISHED
Object Mammoth Lakes Basin
Mammoth Lakes Basin is a scenic high-altitude region in California’s Eastern Sierra known for its chain of alpine lakes, hiking trails, fishing, and other popular summer outdoor recreation.
E8087 NE FINISHED

How this triple was built (5 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: Mammoth Lakes Basin | Statement: [Mammoth Lakes area, summerActivityCenter, Mammoth Lakes Basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mammoth Lakes Basin
Context triple: [Mammoth Lakes area, summerActivityCenter, Mammoth Lakes Basin]
  • A. Mammoth Lakes area
    Mammoth Lakes area is a popular outdoor recreation region in California’s eastern Sierra Nevada, known for its ski resort, alpine lakes, hiking, and proximity to volcanic and geothermal features.
  • B. Owens Valley
    Owens Valley is a long, arid valley in eastern California, lying between the Sierra Nevada and the White/Inyo Mountains and known for its dramatic scenery and historic water diversions to Los Angeles.
  • C. Lake Tahoe Basin
    The Lake Tahoe Basin is a high-altitude watershed in the Sierra Nevada centered on Lake Tahoe, renowned for its clear alpine lake, surrounding forests, and year-round outdoor recreation.
  • D. Mono Basin
    Mono Basin is a high-desert watershed in eastern California best known for Mono Lake, its striking tufa formations, and its dramatic Eastern Sierra scenery.
  • E. Great Basin
    The Great Basin is a vast, arid region of interior drainage in the western United States, characterized by its basin-and-range topography, deserts, and salt flats.
  • 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: Mammoth Lakes Basin
Triple: [Mammoth Lakes area, summerActivityCenter, Mammoth Lakes Basin]
Generated description
Mammoth Lakes Basin is a scenic high-altitude region in California’s Eastern Sierra known for its chain of alpine lakes, hiking trails, fishing, and other popular summer outdoor recreation.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mammoth Lakes Basin
Target entity description: Mammoth Lakes Basin is a scenic high-altitude region in California’s Eastern Sierra known for its chain of alpine lakes, hiking trails, fishing, and other popular summer outdoor recreation.
  • A. Mammoth Lakes area chosen
    Mammoth Lakes area is a popular outdoor recreation region in California’s eastern Sierra Nevada, known for its ski resort, alpine lakes, hiking, and proximity to volcanic and geothermal features.
  • B. Owens Valley
    Owens Valley is a long, arid valley in eastern California, lying between the Sierra Nevada and the White/Inyo Mountains and known for its dramatic scenery and historic water diversions to Los Angeles.
  • C. Lake Tahoe Basin
    The Lake Tahoe Basin is a high-altitude watershed in the Sierra Nevada centered on Lake Tahoe, renowned for its clear alpine lake, surrounding forests, and year-round outdoor recreation.
  • D. Mono Basin
    Mono Basin is a high-desert watershed in eastern California best known for Mono Lake, its striking tufa formations, and its dramatic Eastern Sierra scenery.
  • E. Great Basin
    The Great Basin is a vast, arid region of interior drainage in the western United States, characterized by its basin-and-range topography, deserts, and salt flats.
  • F. None of above.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: summerActivityCenter
Context triple: [Mammoth Lakes area, summerActivityCenter, Mammoth Lakes Basin]
  • A. summerHomeOf
    Indicates that a location serves as a seasonal or vacation residence for a person or group, specifically used during the summer.
  • B. hasRecreationActivity chosen
    Indicates that an entity provides, includes, or is associated with a particular recreational activity.
  • C. hasRecreationFacility
    Indicates that one entity provides, contains, or is equipped with a recreational facility for use by another entity or by the public.
  • D. isMajorAttractionFor
    Indicates that something serves as a primary or highly significant draw or point of interest for a particular audience, group, or location.
  • E. isOutdoorFacility
    Indicates that a facility is located outdoors or primarily functions in an open-air environment.
  • F. None of above.

Provenance (6 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_69a2e7f1d1bc81909cf2dc9754a3c334 completed Feb. 28, 2026, 1:04 p.m.
NER Named-entity recognition batch_69a2eebf65cc81908196fee4f09d5889 completed Feb. 28, 2026, 1:33 p.m.
NED1 Entity disambiguation (via context triple) batch_69a431df41888190b643fd3cf0d20a09 completed March 1, 2026, 12:32 p.m.
NEDg Description generation batch_69a4327069a481908e3256f8ebbaa9a2 completed March 1, 2026, 12:34 p.m.
NED2 Entity disambiguation (via description) batch_69a4330b88788190b27b5e47b915b0f7 completed March 1, 2026, 12:37 p.m.
PD Predicate disambiguation batch_69a2edd3b948819097d96c73d0a0f699 completed Feb. 28, 2026, 1:29 p.m.
Created at: Feb. 28, 2026, 1:11 p.m.