Triple

T22123127
Position Surface form Disambiguated ID Type / Status
Subject Hetch Hetchy Regional Water System E546722 entity
Predicate componentOf P35 FINISHED
Object San Francisco Regional Water 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: San Francisco Regional Water System | Statement: [Hetch Hetchy Regional Water System, componentOf, San Francisco Regional Water System]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: San Francisco Regional Water System
Context triple: [Hetch Hetchy Regional Water System, componentOf, San Francisco Regional Water System]
  • A. 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.
  • B. San Francisco Peninsula reservoir system chosen
    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.
  • C. 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.
  • D. 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.
  • E. California Aqueduct
    The California Aqueduct is a major man-made water conveyance system in California that transports water hundreds of miles from the state’s northern regions to its drier central and southern areas.
  • 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_69e11e39bf348190b541bfa16a7b71e0 completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f1297f3fb48190b6aaca18b40c37ab completed April 28, 2026, 9:41 p.m.
Created at: April 16, 2026, 8:31 p.m.