Triple
T12934763
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Lehman Brothers |
E309477
|
entity |
| Predicate | tradedAs |
P2822
|
FINISHED |
| Object | NYSE:LEH |
E309477
|
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: NYSE:LEH | Statement: [Lehman Brothers, tradedAs, NYSE:LEH]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: NYSE:LEH Context triple: [Lehman Brothers, tradedAs, NYSE:LEH]
-
A.
NYSE:EL
NYSE:EL is the stock ticker symbol for The Estée Lauder Companies Inc., a leading global manufacturer and marketer of prestige skincare, makeup, fragrance, and hair care products.
-
B.
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.
-
C.
Lehman Brothers
chosen
Lehman Brothers was a major global investment bank whose 2008 bankruptcy became a central event in the global financial crisis.
-
D.
Bear Stearns
Bear Stearns was a major American investment bank and brokerage firm that collapsed during the 2008 financial crisis and was acquired by JPMorgan Chase.
-
E.
NYSE:DE
NYSE:DE is the stock ticker symbol for Deere & Company, a leading American manufacturer of agricultural, construction, and forestry machinery.
- 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_69d7bdfa933c8190b5a27aa4a08a19b7 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d97dc6517481908637781da240b51f |
completed | April 10, 2026, 10:46 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6af6d16388190abc848ac67bf1fb9 |
completed | May 3, 2026, 2:14 a.m. |
Created at: April 9, 2026, 5:42 p.m.