Triple

T5754591
Position Surface form Disambiguated ID Type / Status
Subject San Francisco Peninsula reservoir system E126933 entity
Predicate hasPart P35 FINISHED
Object Lower Crystal Springs Reservoir E71762 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: Lower Crystal Springs Reservoir | Statement: [San Francisco Peninsula reservoir system, hasPart, Lower Crystal Springs Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lower Crystal Springs Reservoir
Context triple: [San Francisco Peninsula reservoir system, hasPart, Lower Crystal Springs Reservoir]
  • A. Salt Springs Reservoir
    Salt Springs Reservoir is a man-made lake in the Sierra Nevada of California, used for hydroelectric power generation, water storage, and outdoor recreation such as fishing and camping.
  • B. Crystal Springs Reservoir chosen
    Crystal Springs Reservoir is a large artificial lake system on the San Francisco Peninsula that serves as a major drinking water source and scenic open-space area for the region.
  • C. Slab Creek Reservoir
    Slab Creek Reservoir is an artificial lake in El Dorado County, California, formed by a dam on the South Fork American River and used for hydroelectric power generation and recreation.
  • D. Canistear Reservoir
    Canistear Reservoir is a man-made lake in northern New Jersey that serves as a water supply and recreational area within the township of West Milford.
  • E. Banner Creek Reservoir
    Banner Creek Reservoir is a man-made lake and recreational area in northeastern Kansas known for fishing, boating, camping, and wildlife habitat.
  • 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_69c00832aedc81909899801b141fa3b4 completed March 22, 2026, 3:18 p.m.
NER Named-entity recognition batch_69c02904dcf481909e4340a64ee1034e completed March 22, 2026, 5:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69c097ffbf848190ba20a72c676d2c8e completed March 23, 2026, 1:31 a.m.
Created at: March 22, 2026, 3:49 p.m.