Triple
T4082534
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | John F. Lehman |
E87508
|
entity |
| Predicate | employer |
P7
|
FINISHED |
| Object |
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.
|
E411547
|
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: J.F. Lehman & Company | Statement: [John F. Lehman, employer, 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, employer, J.F. Lehman & Company]
-
A.
Wertheim & Company
Wertheim & Company was a prominent American investment banking and brokerage firm active in the mid-20th century financial industry.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
Cantor Fitzgerald
Cantor Fitzgerald is a New York–based financial services firm and brokerage known for its bond trading operations and for suffering devastating losses in the September 11, 2001 attacks.
- 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: J.F. Lehman & Company Triple: [John F. Lehman, employer, J.F. Lehman & Company]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: J.F. Lehman & Company Target entity description: 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.
-
A.
Wertheim & Company
Wertheim & Company was a prominent American investment banking and brokerage firm active in the mid-20th century financial industry.
-
B.
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.
-
C.
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.
-
D.
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.
-
E.
Cantor Fitzgerald
Cantor Fitzgerald is a New York–based financial services firm and brokerage known for its bond trading operations and for suffering devastating losses in the September 11, 2001 attacks.
- 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_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_69b562c6456081908cca823ebb13936a |
completed | March 14, 2026, 1:29 p.m. |
| NEDg | Description generation | batch_69b563b5cc108190bb9684abafa608af |
completed | March 14, 2026, 1:33 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b5646606f08190930451ac372154cd |
completed | March 14, 2026, 1:36 p.m. |
Created at: March 9, 2026, 3:39 p.m.