Triple

T3305734
Position Surface form Disambiguated ID Type / Status
Subject Richmond, California E69443 entity
Predicate contains P35 FINISHED
Object Chevron Richmond Refinery E239763 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: Chevron Richmond Refinery | Statement: [Richmond, California, contains, Chevron Richmond Refinery]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Chevron Richmond Refinery
Context triple: [Richmond, California, contains, Chevron Richmond Refinery]
  • A. Chevron Richmond Refinery chosen
    The Chevron Richmond Refinery is a major oil refining complex in Richmond, California, known for its large-scale petroleum processing operations and significant economic and environmental impact on the region.
  • B. Chevron El Segundo Refinery
    Chevron El Segundo Refinery is a major oil refining complex in El Segundo, California, and one of the largest and oldest refineries on the U.S. West Coast.
  • C. Rand Refinery
    Rand Refinery is one of the world’s largest gold refineries and smelting complexes, playing a central role in processing and distributing South African gold.
  • D. Columbia Aquila refinery
    The Columbia Aquila refinery was a major oil processing facility in Ploiești, Romania, that became a key strategic bombing objective for the Allies during World War II.
  • E. Concordia Vega refinery
    Concordia Vega refinery is an industrial oil processing facility located close to the Columbia Aquila refinery.
  • 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_69ad859f218081909458d2cebbf57565 completed March 8, 2026, 2:20 p.m.
NER Named-entity recognition batch_69adb0c9470881908c36c1984fdbb67b completed March 8, 2026, 5:24 p.m.
NED1 Entity disambiguation (via context triple) batch_69b2f3e6e55881909417d54e0d8f0a26 completed March 12, 2026, 5:12 p.m.
Created at: March 8, 2026, 3:11 p.m.