Triple
T11285424
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Takadanobaba Station |
E267173
|
entity |
| Predicate | locatedInUrbanArea |
P12103
|
FINISHED |
| Object |
Takadanobaba district
Takadanobaba district is a lively neighborhood in Tokyo’s Shinjuku ward known for its student population, affordable eateries, and role as a major commuter hub.
|
E1029890
|
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: Takadanobaba district | Statement: [Takadanobaba Station, locatedInUrbanArea, Takadanobaba district]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Takadanobaba district Context triple: [Takadanobaba Station, locatedInUrbanArea, Takadanobaba district]
-
A.
Kichijoji district
Kichijoji district is a popular Tokyo neighborhood famed for its lively shopping streets, trendy cafes, and the expansive Inokashira Park.
-
B.
Ichigaya district
Ichigaya district is a central Tokyo neighborhood known for its government and military institutions, educational facilities, and proximity to the Imperial Palace area.
-
C.
Marunouchi district
The Marunouchi district is a central business and commercial area in Tokyo known for its skyscrapers, corporate headquarters, upscale shops, and proximity to the Imperial Palace.
-
D.
Muromachi district
Muromachi district is a historic commercial and cultural area in central Kyoto, Japan, known for its traditional shops, textile trade, and role in medieval Japanese history.
-
E.
Tamagawa district
Tamagawa district is a residential neighborhood in Setagaya, Tokyo, known for its riverside location along the Tama River and relatively tranquil urban atmosphere.
- 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: Takadanobaba district Triple: [Takadanobaba Station, locatedInUrbanArea, Takadanobaba district]
Generated description
Takadanobaba district is a lively neighborhood in Tokyo’s Shinjuku ward known for its student population, affordable eateries, and role as a major commuter hub.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Takadanobaba district Target entity description: Takadanobaba district is a lively neighborhood in Tokyo’s Shinjuku ward known for its student population, affordable eateries, and role as a major commuter hub.
-
A.
Kichijoji district
Kichijoji district is a popular Tokyo neighborhood famed for its lively shopping streets, trendy cafes, and the expansive Inokashira Park.
-
B.
Ichigaya district
Ichigaya district is a central Tokyo neighborhood known for its government and military institutions, educational facilities, and proximity to the Imperial Palace area.
-
C.
Marunouchi district
The Marunouchi district is a central business and commercial area in Tokyo known for its skyscrapers, corporate headquarters, upscale shops, and proximity to the Imperial Palace.
-
D.
Muromachi district
Muromachi district is a historic commercial and cultural area in central Kyoto, Japan, known for its traditional shops, textile trade, and role in medieval Japanese history.
-
E.
Tamagawa district
Tamagawa district is a residential neighborhood in Setagaya, Tokyo, known for its riverside location along the Tama River and relatively tranquil urban atmosphere.
- 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_69d6aac993a08190a6f36445ebaf9a43 |
completed | April 8, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69d7e9855e8881909bd301718cbd8ca1 |
completed | April 9, 2026, 6:01 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f70a0e90e48190af6b802697d3256f |
completed | May 3, 2026, 8:40 a.m. |
| NEDg | Description generation | batch_69f70c42d5008190bcd6275054637448 |
completed | May 3, 2026, 8:50 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f70ce60a7081908f9498fcfec98e90 |
completed | May 3, 2026, 8:52 a.m. |
Created at: April 8, 2026, 9:31 p.m.