Triple

T18338999
Position Surface form Disambiguated ID Type / Status
Subject Tujunga Wash E439349 entity
Predicate hasTributary P415 FINISHED
Object Little Tujunga Creek — 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: Little Tujunga Creek | Statement: [Tujunga Wash, hasTributary, Little Tujunga Creek]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Little Tujunga Creek
Context triple: [Tujunga Wash, hasTributary, Little Tujunga Creek]
  • A. Big Tujunga Creek
    Big Tujunga Creek is a major seasonal stream in the San Gabriel Mountains of Los Angeles County, California, known for its rugged canyon landscapes and role in local flood control and recreation.
  • B. Temescal Creek
    Temescal Creek is a natural stream in the Santa Monica Mountains of Los Angeles that flows through Temescal Gateway Park toward the Pacific Ocean.
  • C. Vallecito Creek
    Vallecito Creek is a mountain stream in southwestern Colorado known for its scenic canyon, hiking trails, and trout fishing within the San Juan National Forest.
  • D. Las Virgenes Creek
    Las Virgenes Creek is a stream in Southern California that flows through the Santa Monica Mountains and contributes to the Malibu Creek watershed.
  • E. Tres Pinos Creek
    Tres Pinos Creek is a stream in central California that flows through San Benito County and contributes to the Pajaro River watershed.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Little Tujunga Creek
Target entity description: Little Tujunga Creek is a stream in Los Angeles County, California, that drains part of the San Gabriel Mountains and contributes to the Tujunga Wash within the Los Angeles River watershed.
  • A. Big Tujunga Creek
    Big Tujunga Creek is a major seasonal stream in the San Gabriel Mountains of Los Angeles County, California, known for its rugged canyon landscapes and role in local flood control and recreation.
  • B. Temescal Creek
    Temescal Creek is a natural stream in the Santa Monica Mountains of Los Angeles that flows through Temescal Gateway Park toward the Pacific Ocean.
  • C. Vallecito Creek
    Vallecito Creek is a mountain stream in southwestern Colorado known for its scenic canyon, hiking trails, and trout fishing within the San Juan National Forest.
  • D. Las Virgenes Creek
    Las Virgenes Creek is a stream in Southern California that flows through the Santa Monica Mountains and contributes to the Malibu Creek watershed.
  • E. Tres Pinos Creek
    Tres Pinos Creek is a stream in central California that flows through San Benito County and contributes to the Pajaro River watershed.
  • F. None of above. chosen

Provenance (2 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_69d8b9175fec8190af865699b4e64d8c completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e50ed07db48190a15e957c96b1c5bf completed April 19, 2026, 5:20 p.m.
Created at: April 10, 2026, 10:37 a.m.