Triple
T5178056
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Electro-Motive Division |
E116848
|
entity |
| Predicate | acquiredBy |
P347
|
FINISHED |
| Object |
Berkshire Partners
Berkshire Partners is a Boston-based private equity firm known for investing in and acquiring middle-market companies across a range of industries.
|
E500039
|
NE FINISHED |
How this triple was built (4 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 Partners | Statement: [Electro-Motive Division, acquiredBy, Berkshire Partners]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Berkshire Partners Context triple: [Electro-Motive Division, acquiredBy, Berkshire Partners]
-
A.
BGC Partners
BGC Partners is a global brokerage and financial services firm specializing in the trading of fixed income, foreign exchange, derivatives, and other financial instruments.
-
B.
Bain Capital
Bain Capital is a prominent private investment firm based in Boston, known for its leveraged buyouts, private equity, and alternative asset management activities worldwide.
-
C.
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.
-
D.
Oaktree Capital Management
Oaktree Capital Management is a global alternative investment management firm best known for its expertise in credit and distressed debt investing.
-
E.
The Carlyle Group
The Carlyle Group is a major global private equity and investment firm known for managing large alternative asset portfolios and employing prominent political and financial figures.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Berkshire Partners Triple: [Electro-Motive Division, acquiredBy, Berkshire Partners]
Generated description
Berkshire Partners is a Boston-based private equity firm known for investing in and acquiring middle-market companies across a range of industries.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Berkshire Partners Target entity description: Berkshire Partners is a Boston-based private equity firm known for investing in and acquiring middle-market companies across a range of industries.
-
A.
BGC Partners
BGC Partners is a global brokerage and financial services firm specializing in the trading of fixed income, foreign exchange, derivatives, and other financial instruments.
-
B.
Bain Capital
Bain Capital is a prominent private investment firm based in Boston, known for its leveraged buyouts, private equity, and alternative asset management activities worldwide.
-
C.
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.
-
D.
Oaktree Capital Management
Oaktree Capital Management is a global alternative investment management firm best known for its expertise in credit and distressed debt investing.
-
E.
The Carlyle Group
The Carlyle Group is a major global private equity and investment firm known for managing large alternative asset portfolios and employing prominent political and financial figures.
- F. None of above. chosen
Provenance (5 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_69bd446140f08190becb93c61158f27f |
completed | March 20, 2026, 12:58 p.m. |
| NER | Named-entity recognition | batch_69bd7976339481909ece900de22064f2 |
completed | March 20, 2026, 4:44 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bed95185ac819085fb42a69e014ec5 |
completed | March 21, 2026, 5:45 p.m. |
| NEDg | Description generation | batch_69bedb0e6d248190b099c2b282efde19 |
completed | March 21, 2026, 5:53 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69bedb7c82d081908141c775cbed881e |
completed | March 21, 2026, 5:55 p.m. |
Created at: March 20, 2026, 1:45 p.m.