Triple

T19323168
Position Surface form Disambiguated ID Type / Status
Subject Anderson Lake (Anderson Reservoir) vicinity E483277 entity
Predicate partOf P40 FINISHED
Object Santa Clara Valley water supply system — NE NERFINISHED

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: Santa Clara Valley water supply system | Statement: [Anderson Lake (Anderson Reservoir) vicinity, partOf, Santa Clara Valley water supply system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Santa Clara Valley water supply system
Context triple: [Anderson Lake (Anderson Reservoir) vicinity, partOf, Santa Clara Valley water supply system]
  • A. San Francisco Peninsula reservoir system
    The San Francisco Peninsula reservoir system is a network of man-made lakes and related infrastructure that stores and supplies drinking water to the San Francisco Bay Area, particularly the city of San Francisco and nearby communities.
  • B. California State Water System
    The California State Water System is a vast, integrated network of dams, reservoirs, aqueducts, and pumping facilities that transports and delivers water across much of California for urban, agricultural, and environmental uses.
  • C. Santa Clara County flood-control system
    The Santa Clara County flood-control system is a network of engineered channels, creeks, and infrastructure designed to manage stormwater and reduce flooding risks throughout Santa Clara County, California.
  • D. Santa Clara Valley Water District chosen
    Santa Clara Valley Water District is the public agency responsible for managing water supply, flood protection, and stream stewardship for Santa Clara County in California’s Silicon Valley.
  • E. South Bay Aqueduct
    South Bay Aqueduct is a major California water conveyance facility that transports water from the State Water Project to communities in the southern San Francisco Bay Area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

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_69d8e8d13e3c81909d91d1d5ec37c095 completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e60d8a07508190a2e5f8972d1efba0 completed April 20, 2026, 11:27 a.m.
Created at: April 10, 2026, 1:32 p.m.