Triple
T23003566
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyu Land Corporation |
E572697
|
entity |
| Predicate | hasSubsidiary |
P254
|
FINISHED |
| Object | Tokyu Community Corp. |
—
|
NE NERFINISHED |
How this triple was built (3 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: Tokyu Community Corp. | Statement: [Tokyu Land Corporation, hasSubsidiary, Tokyu Community Corp.]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tokyu Community Corp. Context triple: [Tokyu Land Corporation, hasSubsidiary, Tokyu Community Corp.]
-
A.
Tokyu Corporation
Tokyu Corporation is a major Japanese private railway and real estate company based in Tokyo, known for operating extensive rail networks and developing commercial and residential areas, particularly around Shibuya.
-
B.
Tokyo International Forum Co., Ltd.
Tokyo International Forum Co., Ltd. is the company responsible for managing and operating the Tokyo International Forum, a major convention and arts center in central Tokyo.
-
C.
Tobu Group
Tobu Group is a major Japanese corporate conglomerate centered on Tobu Railway, operating in transportation, retail, real estate, and leisure industries.
-
D.
Tokyu Land Corporation
Tokyu Land Corporation is a major Japanese real estate developer and property management company within the Tokyu Group conglomerate.
-
E.
Tokyo Tower Co., Ltd.
Tokyo Tower Co., Ltd. is the company responsible for operating and maintaining Tokyo Tower, one of Japan’s most iconic landmarks and tourist attractions.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tokyu Community Corp. Target entity description: Tokyu Community Corp. is a Japanese company specializing in property and condominium management, building maintenance, and related real estate services as part of the Tokyu Group.
-
A.
Tokyu Corporation
Tokyu Corporation is a major Japanese private railway and real estate company based in Tokyo, known for operating extensive rail networks and developing commercial and residential areas, particularly around Shibuya.
-
B.
Tokyo International Forum Co., Ltd.
Tokyo International Forum Co., Ltd. is the company responsible for managing and operating the Tokyo International Forum, a major convention and arts center in central Tokyo.
-
C.
Tobu Group
Tobu Group is a major Japanese corporate conglomerate centered on Tobu Railway, operating in transportation, retail, real estate, and leisure industries.
-
D.
Tokyu Land Corporation
chosen
Tokyu Land Corporation is a major Japanese real estate developer and property management company within the Tokyu Group conglomerate.
-
E.
Tokyo Tower Co., Ltd.
Tokyo Tower Co., Ltd. is the company responsible for operating and maintaining Tokyo Tower, one of Japan’s most iconic landmarks and tourist attractions.
- F. None of above.
Provenance (2 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_69e245b6a3ac81908087599eefe3e365 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f183549bdc81908fdcd44e2c92f7c4 |
completed | April 29, 2026, 4:04 a.m. |
Created at: April 17, 2026, 3:50 p.m.