Triple
T10415562
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Leon Black |
E245504
|
entity |
| Predicate | employer |
P7
|
FINISHED |
| Object | Drexel Burnham Lambert |
E493125
|
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: Drexel Burnham Lambert | Statement: [Leon Black, employer, Drexel Burnham Lambert]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Drexel Burnham Lambert Context triple: [Leon Black, employer, Drexel Burnham Lambert]
-
A.
Drexel Burnham Lambert
chosen
Drexel Burnham Lambert was a prominent Wall Street investment bank best known for its role in the 1980s junk bond market and its subsequent high-profile collapse.
-
B.
Salomon Brothers
Salomon Brothers was a prominent Wall Street investment bank known for its influential role in the bond market and its aggressive trading culture in the late 20th century.
-
C.
Shearson Loeb Rhoades
Shearson Loeb Rhoades was a major American investment banking and brokerage firm that became one of Wall Street’s largest retail brokerage houses before being acquired and absorbed through a series of financial industry mergers.
-
D.
Paulson & Co.
Paulson & Co. is a New York-based hedge fund firm best known for its highly profitable bets against the U.S. subprime mortgage market during the 2007–2008 financial crisis.
-
E.
J.F. Lehman & Company
J.F. Lehman & Company is a private equity firm founded by former U.S. Navy Secretary John F. Lehman that specializes in investments in the defense, aerospace, and maritime sectors.
- 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_69d381be340c8190b05998703d42d224 |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4ea0f7d188190a60a7c3832c51515 |
completed | April 7, 2026, 11:27 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d7fc043074819083d219ec1c40f931 |
completed | April 9, 2026, 7:20 p.m. |
Created at: April 6, 2026, 12:10 p.m.