Triple
T16536429
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Marunouchi business district |
E401702
|
entity |
| Predicate | hasCategory |
P87
|
FINISHED |
| Object |
Neighborhoods of Chiyoda, Tokyo
Neighborhoods of Chiyoda, Tokyo are central urban districts within Tokyo’s Chiyoda ward that include major commercial and administrative areas such as the Marunouchi business district.
|
E1217896
|
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: Neighborhoods of Chiyoda, Tokyo | Statement: [Marunouchi business district, hasCategory, Neighborhoods of Chiyoda, Tokyo]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Neighborhoods of Chiyoda, Tokyo Context triple: [Marunouchi business district, hasCategory, Neighborhoods of Chiyoda, Tokyo]
-
A.
Yanaka neighborhood
Yanaka neighborhood is a historic, temple-filled district in Tokyo known for its preserved old-town atmosphere, narrow lanes, and traditional shops.
-
B.
Nezu neighborhood
Nezu neighborhood is a traditional residential area in Tokyo’s Bunkyō ward known for its historic streets, old wooden houses, and the famous Nezu Shrine.
-
C.
Onikan neighborhood
Onikan neighborhood is a historic and culturally significant district on Lagos Island in Lagos, Nigeria, known for its museums, sports facilities, and colonial-era architecture.
-
D.
Otsuka neighborhood
Otsuka neighborhood is a residential and commercial district in Tokyo’s Bunkyo ward known for its local shops, schools, and relatively quiet, community-oriented atmosphere.
-
E.
Chiyoda, Tokyo
Chiyoda, Tokyo is a central special ward of Tokyo that serves as Japan’s political and administrative hub, housing the Imperial Palace, the National Diet, and numerous government and corporate headquarters.
- 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: Neighborhoods of Chiyoda, Tokyo Triple: [Marunouchi business district, hasCategory, Neighborhoods of Chiyoda, Tokyo]
Generated description
Neighborhoods of Chiyoda, Tokyo are central urban districts within Tokyo’s Chiyoda ward that include major commercial and administrative areas such as the Marunouchi business district.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Neighborhoods of Chiyoda, Tokyo Target entity description: Neighborhoods of Chiyoda, Tokyo are central urban districts within Tokyo’s Chiyoda ward that include major commercial and administrative areas such as the Marunouchi business district.
-
A.
Yanaka neighborhood
Yanaka neighborhood is a historic, temple-filled district in Tokyo known for its preserved old-town atmosphere, narrow lanes, and traditional shops.
-
B.
Nezu neighborhood
Nezu neighborhood is a traditional residential area in Tokyo’s Bunkyō ward known for its historic streets, old wooden houses, and the famous Nezu Shrine.
-
C.
Onikan neighborhood
Onikan neighborhood is a historic and culturally significant district on Lagos Island in Lagos, Nigeria, known for its museums, sports facilities, and colonial-era architecture.
-
D.
Otsuka neighborhood
Otsuka neighborhood is a residential and commercial district in Tokyo’s Bunkyo ward known for its local shops, schools, and relatively quiet, community-oriented atmosphere.
-
E.
Chiyoda, Tokyo
Chiyoda, Tokyo is a central special ward of Tokyo that serves as Japan’s political and administrative hub, housing the Imperial Palace, the National Diet, and numerous government and corporate headquarters.
- 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_69d88384bc30819084229e7dcdc39a41 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e34558ec448190a6dcc15d62d1889c |
completed | April 18, 2026, 8:48 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a006094dee481908757b84c10d0dc19 |
completed | May 10, 2026, 10:40 a.m. |
| NEDg | Description generation | batch_6a0060eca9fc81908f376cd2f7219bcd |
completed | May 10, 2026, 10:41 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00622f44ec8190a7d66c7882ae28b2 |
completed | May 10, 2026, 10:47 a.m. |
Created at: April 10, 2026, 5:15 a.m.