Triple
T638800
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Berkshire Hathaway |
E16684
|
entity |
| Predicate | owns |
P347
|
FINISHED |
| Object | Berkshire Hathaway Reinsurance Group |
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 Reinsurance Group | Statement: [Berkshire Hathaway, owns, Berkshire Hathaway Reinsurance Group]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Berkshire Hathaway Reinsurance Group Context triple: [Berkshire Hathaway, owns, Berkshire Hathaway Reinsurance Group]
-
A.
Willis Group Holdings
Willis Group Holdings was a global insurance brokerage and risk management firm best known for acquiring the naming rights to Chicago’s Willis Tower (formerly the Sears Tower).
-
B.
Aon Corporation
Aon Corporation is a global professional services firm specializing in risk management, insurance brokerage, and human capital consulting.
-
C.
American Financial Group
American Financial Group is a large U.S. insurance and financial services holding company known for its specialty property and casualty insurance operations.
-
D.
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.
-
E.
Marsh & McLennan
Marsh & McLennan is a global professional services firm specializing in insurance brokerage, risk management, and consulting.
- 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_69a4936be1c88190af56540324b57da7 |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a49f00260081909d1a679182e23d10 |
completed | March 1, 2026, 8:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a5778daa0881908311823d8db543ae |
completed | March 2, 2026, 11:42 a.m. |
Created at: March 1, 2026, 7:35 p.m.