Triple
T6203640
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Keio Corporation |
E138695
|
entity |
| Predicate | ownsSubsidiary |
P9212
|
FINISHED |
| Object |
Keio Real Estate
Keio Real Estate is a Japanese real estate company within the Keio Group, primarily engaged in developing, managing, and leasing properties along and around Keio railway lines and related urban areas.
|
E576608
|
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: Keio Real Estate | Statement: [Keio Corporation, ownsSubsidiary, Keio Real Estate]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Keio Real Estate Context triple: [Keio Corporation, ownsSubsidiary, Keio Real Estate]
-
A.
Keio New Line
Keio New Line is a commuter railway line in Tokyo, Japan, operated by Keio Corporation as part of the Keio network serving western suburbs of the city.
-
B.
Akasaka East Residence
Akasaka East Residence is a notable residential building within Tokyo’s prestigious Akasaka district, known for its upscale urban living and proximity to major business and entertainment areas.
-
C.
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.
-
D.
Kashio Seisakujo
Kashio Seisakujo was the original small Japanese manufacturing workshop founded by the Kashio brothers that evolved into the global electronics company Casio.
-
E.
Kaisei Academy
Kaisei Academy is a prestigious Japanese boys' secondary school in Tokyo known for its rigorous academics and history of producing many prominent political and intellectual leaders.
- 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: Keio Real Estate Triple: [Keio Corporation, ownsSubsidiary, Keio Real Estate]
Generated description
Keio Real Estate is a Japanese real estate company within the Keio Group, primarily engaged in developing, managing, and leasing properties along and around Keio railway lines and related urban areas.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Keio Real Estate Target entity description: Keio Real Estate is a Japanese real estate company within the Keio Group, primarily engaged in developing, managing, and leasing properties along and around Keio railway lines and related urban areas.
-
A.
Keio New Line
Keio New Line is a commuter railway line in Tokyo, Japan, operated by Keio Corporation as part of the Keio network serving western suburbs of the city.
-
B.
Akasaka East Residence
Akasaka East Residence is a notable residential building within Tokyo’s prestigious Akasaka district, known for its upscale urban living and proximity to major business and entertainment areas.
-
C.
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.
-
D.
Kashio Seisakujo
Kashio Seisakujo was the original small Japanese manufacturing workshop founded by the Kashio brothers that evolved into the global electronics company Casio.
-
E.
Kaisei Academy
Kaisei Academy is a prestigious Japanese boys' secondary school in Tokyo known for its rigorous academics and history of producing many prominent political and intellectual leaders.
- 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_69c008acbea48190991c6b834bb45d65 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c0626c23f481909d2b5b0a75c2ffff |
completed | March 22, 2026, 9:43 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c16f412d848190a8e78ad7822aa399 |
completed | March 23, 2026, 4:50 p.m. |
| NEDg | Description generation | batch_69c1e3029cbc8190bed9449ec60412c0 |
completed | March 24, 2026, 1:04 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69c1e42a4c848190bc3a9273d5a6e211 |
completed | March 24, 2026, 1:08 a.m. |
Created at: March 22, 2026, 4:20 p.m.