Triple
T7490348
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | California State Teachers’ Retirement System Teachers’ Retirement Board |
E176989
|
entity |
| Predicate | appoints |
P257
|
FINISHED |
| Object |
CalSTRS Chief Investment Officer
The CalSTRS Chief Investment Officer is the top executive responsible for overseeing and directing the investment strategy and portfolio management of the California State Teachers’ Retirement System.
|
E669213
|
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: CalSTRS Chief Investment Officer | Statement: [California State Teachers’ Retirement System Teachers’ Retirement Board, appoints, CalSTRS Chief Investment Officer]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CalSTRS Chief Investment Officer Context triple: [California State Teachers’ Retirement System Teachers’ Retirement Board, appoints, CalSTRS Chief Investment Officer]
-
A.
Chief Executive Officer of The Blackstone Group
The Chief Executive Officer of The Blackstone Group is the top executive responsible for leading one of the world’s largest alternative investment and private equity firms.
-
B.
Principal Global Investors
Principal Global Investors is an institutional asset management firm that provides investment solutions across multiple asset classes to clients worldwide.
-
C.
California Public Employees’ Retirement System Board of Administration
The California Public Employees’ Retirement System Board of Administration is the governing body that oversees investment, benefit, and policy decisions for CalPERS, the nation’s largest public pension fund for California’s public employees.
-
D.
SAC Capital Advisors
SAC Capital Advisors was a prominent hedge fund founded by Steven A. Cohen, known for its aggressive trading strategies and later infamous for a major insider trading scandal.
-
E.
Morgan Stanley Investment Management
Morgan Stanley Investment Management is the asset management division of Morgan Stanley, providing investment products and services across a range of asset classes to institutional and individual clients worldwide.
- 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: CalSTRS Chief Investment Officer Triple: [California State Teachers’ Retirement System Teachers’ Retirement Board, appoints, CalSTRS Chief Investment Officer]
Generated description
The CalSTRS Chief Investment Officer is the top executive responsible for overseeing and directing the investment strategy and portfolio management of the California State Teachers’ Retirement System.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: CalSTRS Chief Investment Officer Target entity description: The CalSTRS Chief Investment Officer is the top executive responsible for overseeing and directing the investment strategy and portfolio management of the California State Teachers’ Retirement System.
-
A.
Chief Executive Officer of The Blackstone Group
The Chief Executive Officer of The Blackstone Group is the top executive responsible for leading one of the world’s largest alternative investment and private equity firms.
-
B.
Principal Global Investors
Principal Global Investors is an institutional asset management firm that provides investment solutions across multiple asset classes to clients worldwide.
-
C.
California Public Employees’ Retirement System Board of Administration
The California Public Employees’ Retirement System Board of Administration is the governing body that oversees investment, benefit, and policy decisions for CalPERS, the nation’s largest public pension fund for California’s public employees.
-
D.
SAC Capital Advisors
SAC Capital Advisors was a prominent hedge fund founded by Steven A. Cohen, known for its aggressive trading strategies and later infamous for a major insider trading scandal.
-
E.
Morgan Stanley Investment Management
Morgan Stanley Investment Management is the asset management division of Morgan Stanley, providing investment products and services across a range of asset classes to institutional and individual clients worldwide.
- 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_69c69f2583808190bd1a4936c42a5815 |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f55bdb3481908653b46eafba011d |
completed | March 27, 2026, 9:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c83c71f5748190bdda4cf9b8dfc6ea |
completed | March 28, 2026, 8:39 p.m. |
| NEDg | Description generation | batch_69c83e7b2ab08190a5ecb9b87af067a5 |
completed | March 28, 2026, 8:47 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c842bad1e8819093bf61d9480dbd22 |
completed | March 28, 2026, 9:06 p.m. |
Created at: March 27, 2026, 3:43 p.m.