Triple

T19040998
Position Surface form Disambiguated ID Type / Status
Subject Trans-Alaska Pipeline System E465999 entity
Predicate operator P179 FINISHED
Object Alyeska Pipeline Service Company — 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: Alyeska Pipeline Service Company | Statement: [Trans-Alaska Pipeline System, operator, Alyeska Pipeline Service Company]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Alyeska Pipeline Service Company
Context triple: [Trans-Alaska Pipeline System, operator, Alyeska Pipeline Service Company]
  • A. Alyeska Pipeline Service Company chosen
    Alyeska Pipeline Service Company is an American oil pipeline company that manages and maintains the Trans-Alaska Pipeline System across Alaska.
  • B. Tidewater Oil Company
    Tidewater Oil Company was a major American petroleum firm known for its Tydol, Veedol, and Flying A brands before being absorbed into larger oil conglomerates.
  • C. BP Pipelines (North America) Inc.
    BP Pipelines (North America) Inc. is a BP America subsidiary that owns and operates petroleum and natural gas pipeline infrastructure across North America.
  • D. Pan American Petroleum and Transport Company
    Pan American Petroleum and Transport Company was a major early 20th-century American oil and shipping company closely associated with oil tycoon Edward L. Doheny and involved in the Teapot Dome scandal.
  • E. Marathon Pipe Line Company
    Marathon Pipe Line Company is a U.S. pipeline company known for its role in the landmark Supreme Court case Northern Pipeline Construction Co. v. Marathon Pipe Line Co., which reshaped the constitutional limits of federal bankruptcy courts.
  • 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_69d8dd0359648190bc2a9202c5cf29d2 completed April 10, 2026, 11:20 a.m.
NER Named-entity recognition batch_69e5d80118248190af6b4c74df5085ad completed April 20, 2026, 7:38 a.m.
Created at: April 10, 2026, 12:02 p.m.