Triple
T11857440
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mitsubishi Estate |
E282073
|
entity |
| Predicate | groupCompany |
P13459
|
FINISHED |
| Object |
Mitsubishi Estate Property Management
Mitsubishi Estate Property Management is a Japanese real estate services company within the Mitsubishi Estate Group that specializes in managing and operating commercial and residential properties.
|
E282073
|
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: Mitsubishi Estate Property Management | Statement: [Mitsubishi Estate, groupCompany, Mitsubishi Estate Property Management]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mitsubishi Estate Property Management Context triple: [Mitsubishi Estate, groupCompany, Mitsubishi Estate Property Management]
-
A.
Mitsubishi Estate
Mitsubishi Estate is a major Japanese real estate developer known for large-scale urban redevelopment projects and landmark commercial properties in Japan and abroad.
-
B.
Mitsubishi UFJ Real Estate Services
Mitsubishi UFJ Real Estate Services is a real estate company within the Mitsubishi UFJ financial group, providing property brokerage, management, and related real estate services in Japan.
-
C.
Mitsui Fudosan
Mitsui Fudosan is a major Japanese real estate developer and property management company known for large-scale urban redevelopment projects and landmark commercial properties.
-
D.
Keihan Real Estate
Keihan Real Estate is a Japanese real estate company within the Keihan Group, engaged in property development, sales, and related urban development projects along the Keihan railway corridor.
-
E.
Housing and Urban Development Corporation of Japan
The Housing and Urban Development Corporation of Japan was a government-backed agency responsible for large-scale housing and new town developments across Japan during the postwar period.
- 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: Mitsubishi Estate Property Management Triple: [Mitsubishi Estate, groupCompany, Mitsubishi Estate Property Management]
Generated description
Mitsubishi Estate Property Management is a Japanese real estate services company within the Mitsubishi Estate Group that specializes in managing and operating commercial and residential properties.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mitsubishi Estate Property Management Target entity description: Mitsubishi Estate Property Management is a Japanese real estate services company within the Mitsubishi Estate Group that specializes in managing and operating commercial and residential properties.
-
A.
Mitsubishi Estate
chosen
Mitsubishi Estate is a major Japanese real estate developer known for large-scale urban redevelopment projects and landmark commercial properties in Japan and abroad.
-
B.
Mitsubishi UFJ Real Estate Services
Mitsubishi UFJ Real Estate Services is a real estate company within the Mitsubishi UFJ financial group, providing property brokerage, management, and related real estate services in Japan.
-
C.
Mitsui Fudosan
Mitsui Fudosan is a major Japanese real estate developer and property management company known for large-scale urban redevelopment projects and landmark commercial properties.
-
D.
Keihan Real Estate
Keihan Real Estate is a Japanese real estate company within the Keihan Group, engaged in property development, sales, and related urban development projects along the Keihan railway corridor.
-
E.
Housing and Urban Development Corporation of Japan
The Housing and Urban Development Corporation of Japan was a government-backed agency responsible for large-scale housing and new town developments across Japan during the postwar period.
- F. None of above.
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_69d6ab287ba48190a5178779fd19b9b7 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d8be15fb2481908f514781ce2c617f |
completed | April 10, 2026, 9:08 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f2816404ac81909129347607fb5fd3 |
completed | April 29, 2026, 10:08 p.m. |
| NEDg | Description generation | batch_69f28d363cac8190b961f17245db493c |
completed | April 29, 2026, 10:59 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f29150bf508190bdf037d40e445e6d |
completed | April 29, 2026, 11:16 p.m. |
Created at: April 8, 2026, 9:43 p.m.