Triple

T7249680
Position Surface form Disambiguated ID Type / Status
Subject Taft E156564 entity
Predicate knownFor P22 FINISHED
Object Midway-Sunset Oil Field E152145 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: Midway-Sunset Oil Field | Statement: [Taft, knownFor, Midway-Sunset Oil Field]

Disambiguation candidates (1 decision)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Midway-Sunset Oil Field
Context triple: [Taft, knownFor, Midway-Sunset Oil Field]
  • A. Midway-Sunset Oil Field chosen
    Midway-Sunset Oil Field is one of California’s largest and oldest producing oil fields, located in the southern San Joaquin Valley.
  • B. Belridge Oil Field
    Belridge Oil Field is one of California’s largest and most productive oil fields, located in the San Joaquin Valley and known for its extensive heavy oil and enhanced recovery operations.
  • C. Fruitvale Oil Field
    Fruitvale Oil Field is a significant petroleum-producing area in Kern County, California, known for its long history of oil extraction within the southern San Joaquin Valley.
  • D. Elk Hills oil field
    The Elk Hills oil field is a major petroleum reserve in California that gained historical notoriety for its central role in the Teapot Dome scandal, one of the most infamous corruption cases in U.S. political history.
  • E. Coalinga Oil Field
    Coalinga Oil Field is a major petroleum-producing area in California’s San Joaquin Valley, historically significant for its early 20th-century oil boom and extensive heavy oil reserves.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 batches)

Stage Batch ID Job type Status
creating batch_69c68827b5e481908dc05e145b2c92d4 elicitation completed
NER batch_69c6ea77a3588190accf31860170f052 ner completed
NED1 batch_69c7d3a2ba748190890c2980ca4a8ecd ned_source_triple completed
Created at: March 27, 2026, 2:56 p.m.