Triple
T197039
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | BNSF Railway |
E3839
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object | Berkshire Hathaway |
E16684
|
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: Berkshire Hathaway | Statement: [BNSF Railway, owner, Berkshire Hathaway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Berkshire Hathaway Context triple: [BNSF Railway, owner, Berkshire Hathaway]
-
A.
Berkshire Hathaway
chosen
Berkshire Hathaway is a multinational conglomerate holding company based in the United States, best known for its diverse portfolio of wholly owned businesses and large equity investments overseen by Warren Buffett.
-
B.
Buffett Partnership, Ltd.
Buffett Partnership, Ltd. was Warren Buffett’s early investment partnership through which he built his reputation and track record as a value investor before taking control of Berkshire Hathaway.
-
C.
Warren Buffett
Warren Buffett is an American business magnate, investor, and philanthropist, best known as the longtime chairman and CEO of Berkshire Hathaway and one of the world’s most successful value investors.
-
D.
General Electric
General Electric is a major American multinational conglomerate historically known for its leadership in industrial manufacturing, aviation, power, and healthcare technologies.
-
E.
Prudential Financial
Prudential Financial is a major American financial services company best known for its life insurance, investment management, and retirement-related products.
- 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_69a2548debd48190ae3a06d6e65b53c6 |
completed | Feb. 28, 2026, 2:35 a.m. |
| NER | Named-entity recognition | batch_69a2598594388190a56f36fa036eac84 |
completed | Feb. 28, 2026, 2:57 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a31c93aa348190a7555a8327f7ad99 |
completed | Feb. 28, 2026, 4:49 p.m. |
Created at: Feb. 28, 2026, 2:41 a.m.