Triple
T265656
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Oakbrook Center |
E5719
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object |
Brookfield Properties
Brookfield Properties is a global real estate company that owns, develops, and operates a large portfolio of premier retail, office, and mixed-use properties.
|
E35044
|
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: Brookfield Properties | Statement: [Oakbrook Center, owner, Brookfield Properties]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Brookfield Properties Context triple: [Oakbrook Center, owner, Brookfield Properties]
-
A.
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.
-
B.
Federal Realty Investment Trust
Federal Realty Investment Trust is a U.S.-based real estate investment trust specializing in owning, managing, and redeveloping high-quality retail and mixed-use properties in major metropolitan markets.
-
C.
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.
-
D.
Vici Properties
Vici Properties is a large publicly traded real estate investment trust (REIT) that specializes in owning gaming, hospitality, and entertainment properties across the United States.
-
E.
The Durst Organization
The Durst Organization is a prominent New York City–based real estate development and management company known for its portfolio of major commercial skyscrapers and sustainable office buildings.
- 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: Brookfield Properties Triple: [Oakbrook Center, owner, Brookfield Properties]
Generated description
Brookfield Properties is a global real estate company that owns, develops, and operates a large portfolio of premier retail, office, and mixed-use properties.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Brookfield Properties Target entity description: Brookfield Properties is a global real estate company that owns, develops, and operates a large portfolio of premier retail, office, and mixed-use properties.
-
A.
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.
-
B.
Federal Realty Investment Trust
Federal Realty Investment Trust is a U.S.-based real estate investment trust specializing in owning, managing, and redeveloping high-quality retail and mixed-use properties in major metropolitan markets.
-
C.
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.
-
D.
Vici Properties
Vici Properties is a large publicly traded real estate investment trust (REIT) that specializes in owning gaming, hospitality, and entertainment properties across the United States.
-
E.
The Durst Organization
The Durst Organization is a prominent New York City–based real estate development and management company known for its portfolio of major commercial skyscrapers and sustainable office buildings.
- 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_69a2587daeb081909591b9d30f80a271 |
completed | Feb. 28, 2026, 2:52 a.m. |
| NER | Named-entity recognition | batch_69a25d8f9bbc8190a13841e4de093a66 |
completed | Feb. 28, 2026, 3:14 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a38b8e36b481909f9a039236e663df |
completed | March 1, 2026, 12:42 a.m. |
| NEDg | Description generation | batch_69a38bf7a0008190ba086ca136571c1f |
completed | March 1, 2026, 12:44 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69a38c4691688190a552e40747baa464 |
completed | March 1, 2026, 12:45 a.m. |
Created at: Feb. 28, 2026, 2:56 a.m.