Triple
T2118346
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Embarcadero Center |
E43858
|
entity |
| Predicate | owner |
P347
|
FINISHED |
| Object |
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.
|
E234054
|
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: Boston Properties | Statement: [Embarcadero Center, owner, Boston Properties]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Boston Properties Context triple: [Embarcadero Center, owner, Boston Properties]
-
A.
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.
-
B.
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.
-
C.
Vornado Realty Trust
Vornado Realty Trust is a major U.S. real estate investment trust known for owning and redeveloping prominent commercial properties, particularly in New York City.
-
D.
Tishman Construction
Tishman Construction is a major American construction management firm known for building prominent high-rise and large-scale commercial projects, particularly in New York City.
-
E.
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.
- 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: Boston Properties Triple: [Embarcadero Center, owner, Boston Properties]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Boston Properties Target entity description: 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.
-
A.
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.
-
B.
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.
-
C.
Vornado Realty Trust
Vornado Realty Trust is a major U.S. real estate investment trust known for owning and redeveloping prominent commercial properties, particularly in New York City.
-
D.
Tishman Construction
Tishman Construction is a major American construction management firm known for building prominent high-rise and large-scale commercial projects, particularly in New York City.
-
E.
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.
- 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_69a88717cfe48190b7ecdd68c824848a |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abbb3117c081908c5e748a869d1f9f |
completed | March 7, 2026, 5:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae307b08148190aa201ac038ce9944 |
completed | March 9, 2026, 2:29 a.m. |
| NEDg | Description generation | batch_69ae3106488c8190a044d843a10f531a |
completed | March 9, 2026, 2:31 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae31889bc0819092810ade1961d10e |
completed | March 9, 2026, 2:33 a.m. |
Created at: March 4, 2026, 7:44 p.m.