Triple
T2779082
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | First Chicago NBD |
E61648
|
entity |
| Predicate | formedByMergerOf |
P77
|
FINISHED |
| Object | First Chicago Corporation |
E61648
|
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: First Chicago Corporation | Statement: [First Chicago NBD, formedByMergerOf, First Chicago Corporation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: First Chicago Corporation Context triple: [First Chicago NBD, formedByMergerOf, First Chicago Corporation]
-
A.
First Chicago NBD
chosen
First Chicago NBD was a major U.S. banking company formed by the merger of First Chicago Corporation and NBD Bancorp that later became part of what is now JPMorgan Chase.
-
B.
Bank One Corporation
Bank One Corporation was a major U.S. bank holding company that became one of the nation’s largest banks before its 2004 acquisition by JPMorgan Chase.
-
C.
Federal Home Loan Bank of Chicago
The Federal Home Loan Bank of Chicago is a regional wholesale bank in the Federal Home Loan Bank System that provides liquidity, funding, and financial services to member financial institutions in Illinois and Wisconsin to support housing finance and community investment.
-
D.
Shawmut Bank
Shawmut Bank was a major New England-based commercial bank that played a prominent role in regional finance before being acquired in the 1990s.
-
E.
Chase Manhattan Bank
Chase Manhattan Bank was a major American commercial and investment bank based in New York City that became one of the largest financial institutions in the United States before merging into JPMorgan Chase.
- 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_69ab4b7e43c48190997b8fc8fb1663ab |
completed | March 6, 2026, 9:47 p.m. |
| NER | Named-entity recognition | batch_69abdd97e9988190a9065a70b878a675 |
completed | March 7, 2026, 8:11 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afc05cf84881908e771471dbda4c8d |
completed | March 10, 2026, 6:55 a.m. |
Created at: March 6, 2026, 9:57 p.m.