Triple

T15484052
Position Surface form Disambiguated ID Type / Status
Subject Crystal Springs Dam E376996 entity
Predicate ownedBy P347 FINISHED
Object San Francisco Public Utilities Commission E96956 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: San Francisco Public Utilities Commission | Statement: [Crystal Springs Dam, ownedBy, San Francisco Public Utilities Commission]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: San Francisco Public Utilities Commission
Context triple: [Crystal Springs Dam, ownedBy, San Francisco Public Utilities Commission]
  • A. San Francisco Public Utilities Commission chosen
    The San Francisco Public Utilities Commission is the city agency responsible for providing and managing essential services such as water, power, and wastewater for San Francisco and surrounding communities.
  • B. East Bay Municipal Utility District
    East Bay Municipal Utility District is a public water and wastewater agency serving the San Francisco Bay Area’s East Bay communities.
  • C. Sacramento Municipal Utility District
    Sacramento Municipal Utility District is a community-owned electric utility serving the Sacramento, California region, known for providing power and managing energy resources for local residents and businesses.
  • D. Northern California Power Agency
    The Northern California Power Agency is a public power utility consortium that generates and manages electricity resources for its member communities in Northern California.
  • E. California Public Utilities Commission
    The California Public Utilities Commission is a state regulatory agency that oversees and sets policies for privately owned utilities in California, including electricity, natural gas, telecommunications, water, and transportation companies.
  • 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_69d85cd21dcc81908646251b1c26ea00 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e03f8e6ff08190b130b3a38f4190e7 completed April 16, 2026, 1:46 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff2d0f4e648190b9cd9b1464209224 completed May 9, 2026, 12:48 p.m.
Created at: April 10, 2026, 3:45 a.m.