Triple
T4483440
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | U.S. Bank Tower |
E100182
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object | Silverstein Properties |
E84268
|
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: Silverstein Properties | Statement: [U.S. Bank Tower, owner, Silverstein Properties]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Silverstein Properties Context triple: [U.S. Bank Tower, owner, Silverstein Properties]
-
A.
Silverstein Properties
chosen
Silverstein Properties is a New York City–based real estate development and investment firm best known for owning and redeveloping major commercial properties in Manhattan, including the World Trade Center site.
-
B.
Oxford Properties Group
Oxford Properties Group is a global real estate investment, development, and management company known for owning and developing major commercial and mixed-use properties in key urban markets.
-
C.
Tishman Speyer
Tishman Speyer is a global real estate development and investment firm known for owning and managing landmark commercial properties in major cities worldwide.
-
D.
Boston Properties
Boston Properties is a major publicly traded real estate investment trust (REIT) in the United States, known for owning and managing premier office and mixed-use properties in key urban markets.
-
E.
Empire State Realty Trust
Empire State Realty Trust is a publicly traded real estate investment trust best known for owning and managing the Empire State Building and other office and retail properties, primarily in the New York City area.
- 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_69b34553cbe48190afa8ac1cac285b86 |
completed | March 12, 2026, 10:59 p.m. |
| NER | Named-entity recognition | batch_69b356fd35088190be79efc6c7317e2a |
completed | March 13, 2026, 12:14 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b6378930c48190ae589a895e5b7bc6 |
completed | March 15, 2026, 4:37 a.m. |
Created at: March 12, 2026, 11:36 p.m.