Triple
T23207513
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rona Ambrose |
E580499
|
entity |
| Predicate | boardMemberOf |
P10
|
FINISHED |
| Object | Trans Mountain Corporation |
—
|
NE NERFINISHED |
How this triple was built (3 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: Trans Mountain Corporation | Statement: [Rona Ambrose, boardMemberOf, Trans Mountain Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Trans Mountain Corporation Context triple: [Rona Ambrose, boardMemberOf, Trans Mountain Corporation]
-
A.
Alyeska Pipeline Service Company
Alyeska Pipeline Service Company is an American oil pipeline company that manages and maintains the Trans-Alaska Pipeline System across Alaska.
-
B.
ENMAX Corporation
ENMAX Corporation is a Canadian energy company based in Calgary that generates, distributes, and sells electricity and related services.
-
C.
Prairie Oil and Gas Company
Prairie Oil and Gas Company was a regional petroleum firm that emerged as one of the successor companies created from the court-ordered breakup of the Standard Oil monopoly in the early 20th century.
-
D.
Northern Pipeline Construction Company
Northern Pipeline Construction Company was a U.S. firm involved in pipeline construction that became notable as the petitioner in the landmark Supreme Court case Northern Pipeline Construction Co. v. Marathon Pipe Line Co.
-
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. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Trans Mountain Corporation Target entity description: Trans Mountain Corporation is a Canadian government-owned company that operates the Trans Mountain oil pipeline system, transporting crude and refined petroleum products from Alberta to the Pacific Coast.
-
A.
Alyeska Pipeline Service Company
Alyeska Pipeline Service Company is an American oil pipeline company that manages and maintains the Trans-Alaska Pipeline System across Alaska.
-
B.
ENMAX Corporation
ENMAX Corporation is a Canadian energy company based in Calgary that generates, distributes, and sells electricity and related services.
-
C.
Prairie Oil and Gas Company
Prairie Oil and Gas Company was a regional petroleum firm that emerged as one of the successor companies created from the court-ordered breakup of the Standard Oil monopoly in the early 20th century.
-
D.
Northern Pipeline Construction Company
Northern Pipeline Construction Company was a U.S. firm involved in pipeline construction that became notable as the petitioner in the landmark Supreme Court case Northern Pipeline Construction Co. v. Marathon Pipe Line Co.
-
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. chosen
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_69e24602ae1481908aaa6bc7ca493867 |
completed | April 17, 2026, 2:38 p.m. |
| NER | Named-entity recognition | batch_69f1907d8be08190a100d99efaff9964 |
completed | April 29, 2026, 5 a.m. |
Created at: April 17, 2026, 4:07 p.m.