Triple

T15484061
Position Surface form Disambiguated ID Type / Status
Subject Crystal Springs Dam E376996 entity
Predicate creates P490 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: [Crystal Springs Dam, creates, Lower Crystal Springs Reservoir]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lower Crystal Springs Reservoir
Context triple: [Crystal Springs Dam, creates, 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. Warm Springs Reservoir
    Warm Springs Reservoir is a large man-made lake in eastern Oregon used primarily for irrigation, recreation, and wildlife habitat along the Malheur River.
  • D. Spruce Run Reservoir
    Spruce Run Reservoir is a large man-made lake in New Jersey known for boating, fishing, and serving as a major water supply and recreation destination.
  • E. Alum Creek Reservoir
    Alum Creek Reservoir is a man-made lake in central Ohio known for providing recreational opportunities such as boating, fishing, and swimming within Alum Creek State Park.
  • 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.