Triple
T12592599
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ōta |
E300642
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object |
southern Tokyo
Southern Tokyo is the broad urban area forming the southern part of Japan’s capital, encompassing coastal, industrial, and residential wards such as Ōta.
|
E993889
|
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: southern Tokyo | Statement: [Ōta, locatedIn, southern Tokyo]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: southern Tokyo Context triple: [Ōta, locatedIn, southern Tokyo]
-
A.
Tokyo urban fringe
Tokyo urban fringe is the transitional metropolitan area surrounding central Tokyo where dense urban development blends into suburban neighborhoods and remaining natural landscapes.
-
B.
northern suburbs of Tokyo
The northern suburbs of Tokyo are primarily residential commuter areas on the outskirts of Japan’s capital, characterized by quieter neighborhoods that are well-connected to the city center by rail.
-
C.
Suginami, Tokyo
Suginami, Tokyo is a residential ward in western Tokyo known for its concentration of anime studios, local shopping streets, and quieter suburban character compared to central Tokyo.
-
D.
western Tokyo
Western Tokyo is the suburban and semi-rural area of Tokyo Metropolis beyond the 23 special wards, encompassing cities and towns such as those in the Tama region.
-
E.
Tama region of Tokyo
The Tama region of Tokyo is a largely suburban and semi-rural area in western Tokyo Metropolis, known for its residential communities, parks, and universities outside the city’s dense urban core.
- 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: southern Tokyo Triple: [Ōta, locatedIn, southern Tokyo]
Generated description
Southern Tokyo is the broad urban area forming the southern part of Japan’s capital, encompassing coastal, industrial, and residential wards such as Ōta.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: southern Tokyo Target entity description: Southern Tokyo is the broad urban area forming the southern part of Japan’s capital, encompassing coastal, industrial, and residential wards such as Ōta.
-
A.
Tokyo urban fringe
Tokyo urban fringe is the transitional metropolitan area surrounding central Tokyo where dense urban development blends into suburban neighborhoods and remaining natural landscapes.
-
B.
northern suburbs of Tokyo
The northern suburbs of Tokyo are primarily residential commuter areas on the outskirts of Japan’s capital, characterized by quieter neighborhoods that are well-connected to the city center by rail.
-
C.
Suginami, Tokyo
Suginami, Tokyo is a residential ward in western Tokyo known for its concentration of anime studios, local shopping streets, and quieter suburban character compared to central Tokyo.
-
D.
western Tokyo
Western Tokyo is the suburban and semi-rural area of Tokyo Metropolis beyond the 23 special wards, encompassing cities and towns such as those in the Tama region.
-
E.
Tama region of Tokyo
The Tama region of Tokyo is a largely suburban and semi-rural area in western Tokyo Metropolis, known for its residential communities, parks, and universities outside the city’s dense urban core.
- 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_69d7bde87b648190bcd0266e9efde098 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d954cc6d3c81908fbb22601c46f3f7 |
completed | April 10, 2026, 7:51 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f65ec2dac88190bf31bb00f93feb30 |
completed | May 2, 2026, 8:29 p.m. |
| NEDg | Description generation | batch_69f66308087c81908ab5b5795f255e37 |
completed | May 2, 2026, 8:48 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f663fe2fac8190bb70c8f1b919d657 |
completed | May 2, 2026, 8:52 p.m. |
Created at: April 9, 2026, 5:07 p.m.