Triple

T15421782
Position Surface form Disambiguated ID Type / Status
Subject Arroyo Seco in Pasadena parklands E369396 entity
Predicate partOf P40 FINISHED
Object Arroyo Seco watershed E75440 NE FINISHED

How this triple was built (2 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: Arroyo Seco watershed | Statement: [Arroyo Seco in Pasadena parklands, partOf, Arroyo Seco watershed]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Arroyo Seco watershed
Context triple: [Arroyo Seco in Pasadena parklands, partOf, Arroyo Seco watershed]
  • A. Arroyo Seco chosen
    Arroyo Seco is a seasonal river and canyon in Los Angeles County, California, known for its historic role in regional water management, recreation, and as the route followed by the Arroyo Seco Parkway.
  • B. Dominguez Watershed
    The Dominguez Watershed is a drainage basin in southern Los Angeles County that collects urban runoff and stormwater from surrounding communities and channels it to the Pacific Ocean.
  • C. Santa Monica Mountains watershed
    The Santa Monica Mountains watershed is the network of streams, creeks, and drainage basins that collect and channel water from the Santa Monica Mountains to the Pacific Ocean, supporting diverse ecosystems and coastal habitats.
  • D. Sespe Creek watershed
    The Sespe Creek watershed is a largely undeveloped river basin in Southern California’s Transverse Ranges, known for its rugged canyons, diverse wildlife, and critical role in the conservation of the endangered California condor.
  • E. San Francisquito Creek
    San Francisquito Creek is a perennial stream on the San Francisco Peninsula that forms part of the boundary between San Mateo and Santa Clara counties and runs through Palo Alto and surrounding communities before emptying into San Francisco Bay.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d85a1849f48190bf898068b2806fae completed April 10, 2026, 2:02 a.m.
NER Named-entity recognition batch_69e03ebe7b1081908e6b9e6e128a8d5d completed April 16, 2026, 1:43 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffb0319f248190a37c9afa09c32428 completed May 9, 2026, 10:07 p.m.
Created at: April 10, 2026, 3:20 a.m.