Triple
T4082535
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | John F. Lehman |
E87508
|
entity |
| Predicate | founded |
P104
|
FINISHED |
| Object | J.F. Lehman & Company |
E411547
|
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: J.F. Lehman & Company | Statement: [John F. Lehman, founded, J.F. Lehman & Company]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: J.F. Lehman & Company Context triple: [John F. Lehman, founded, J.F. Lehman & Company]
-
A.
J.F. Lehman & Company
chosen
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.
-
B.
Wertheim & Company
Wertheim & Company was a prominent American investment banking and brokerage firm active in the mid-20th century financial industry.
-
C.
Brown Brothers Harriman & Co.
Brown Brothers Harriman & Co. is a long-established American private investment bank and financial services firm known for its influential role in U.S. and global finance.
-
D.
Kuhn, Loeb & Co.
Kuhn, Loeb & Co. was a prominent New York investment bank of the late 19th and early 20th centuries, influential in U.S. railroad finance and the development of modern American banking.
-
E.
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.
- 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_69aed9435cf48190ad1da737c962d19d |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aefc77dab481909bcf197daf2def59 |
completed | March 9, 2026, 4:59 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b56b6067908190b9724c6d58bda305 |
completed | March 14, 2026, 2:06 p.m. |
Created at: March 9, 2026, 3:39 p.m.