Triple
T1742780
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tama |
E38268
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object |
Tokyo Metropolis
Tokyo Metropolis is Japan’s capital prefecture, encompassing the 23 special wards of central Tokyo as well as extensive suburban and rural areas including the Tama region and outlying islands.
|
E27983
|
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: Tokyo Metropolis | Statement: [Tama, partOf, Tokyo Metropolis]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tokyo Metropolis Context triple: [Tama, partOf, Tokyo Metropolis]
-
A.
Tokyo Prefecture
Tokyo Prefecture is Japan’s capital metropolitan region, encompassing the city of Tokyo and serving as the country’s political, economic, and cultural center.
-
B.
Shibuya City
Shibuya City is a major commercial and entertainment district in central Tokyo, Japan, famous for its bustling scramble crossing, youth culture, and fashion scene.
-
C.
Tokyo metropolitan area
The Tokyo metropolitan area is the world’s largest urban agglomeration, centered on Japan’s capital Tokyo and encompassing numerous surrounding cities and prefectures in a vast, densely populated economic and cultural hub.
-
D.
Tōkyō-wan
Tōkyō-wan is the Japanese name for Tokyo Bay, a major urban bay on the Pacific coast of Honshu that serves as a key economic and transportation hub for the Greater Tokyo Area.
-
E.
Yokohama
Yokohama is Japan’s second-largest city and a major international port located just south of Tokyo.
- 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: Tokyo Metropolis Triple: [Tama, partOf, Tokyo Metropolis]
Generated description
Tokyo Metropolis is Japan’s capital prefecture, encompassing the 23 special wards of central Tokyo as well as extensive suburban and rural areas including the Tama region and outlying islands.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tokyo Metropolis Target entity description: Tokyo Metropolis is Japan’s capital prefecture, encompassing the 23 special wards of central Tokyo as well as extensive suburban and rural areas including the Tama region and outlying islands.
-
A.
Tokyo Prefecture
chosen
Tokyo Prefecture is Japan’s capital metropolitan region, encompassing the city of Tokyo and serving as the country’s political, economic, and cultural center.
-
B.
Shibuya City
Shibuya City is a major commercial and entertainment district in central Tokyo, Japan, famous for its bustling scramble crossing, youth culture, and fashion scene.
-
C.
Tokyo metropolitan area
The Tokyo metropolitan area is the world’s largest urban agglomeration, centered on Japan’s capital Tokyo and encompassing numerous surrounding cities and prefectures in a vast, densely populated economic and cultural hub.
-
D.
Tōkyō-wan
Tōkyō-wan is the Japanese name for Tokyo Bay, a major urban bay on the Pacific coast of Honshu that serves as a key economic and transportation hub for the Greater Tokyo Area.
-
E.
Yokohama
Yokohama is Japan’s second-largest city and a major international port located just south of Tokyo.
- 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_69a8862b01a48190ab47209063af82d9 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69aa63c836d48190bd44ea24977aba2d |
completed | March 6, 2026, 5:19 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b055827da881909a589a8d5c577eb9 |
completed | March 10, 2026, 5:31 p.m. |
| NEDg | Description generation | batch_69b05c3021348190ac96474a2c53c2ce |
completed | March 10, 2026, 6 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b06090edd08190999fc5e989f26db4 |
completed | March 10, 2026, 6:18 p.m. |
Created at: March 4, 2026, 7:30 p.m.