Triple
T14088730
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | JR East Ōme Line |
E339066
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | western Tokyo |
E721172
|
NE FINISHED |
How this triple was built (2 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: western Tokyo | Statement: [JR East Ōme Line, regionServed, western Tokyo]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: western Tokyo Context triple: [JR East Ōme Line, regionServed, western Tokyo]
-
A.
western Tokyo
chosen
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.
-
B.
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.
-
C.
central Tokyo
Central Tokyo is the densely built-up core of Japan’s capital, encompassing major business, shopping, and cultural districts such as Omotesando, Shibuya, and Marunouchi.
-
D.
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.
-
E.
Saitama metropolitan area
The Saitama metropolitan area is a major urban and commuter region north of Tokyo, centered on Saitama City and integrated into the Greater Tokyo metropolitan zone.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d81c687b0c819087fd9ed4198403f8 |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de5ee1ce88819091c983286289337e |
completed | April 14, 2026, 3:36 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fcd0a5c9948190805c2e687c8809ff |
completed | May 7, 2026, 5:49 p.m. |
Created at: April 9, 2026, 10:21 p.m.