Triple
T20489601
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Keikyū Main Line |
E502702
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | eastern Kanagawa Prefecture |
—
|
NE NERFINISHED |
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: eastern Kanagawa Prefecture | Statement: [Keikyū Main Line, regionServed, eastern Kanagawa Prefecture]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: eastern Kanagawa Prefecture Context triple: [Keikyū Main Line, regionServed, eastern Kanagawa Prefecture]
-
A.
Kanagawa Prefecture
chosen
Kanagawa Prefecture is a coastal region in Japan’s Kantō area, known for its major port city of Yokohama, historic Kamakura, and proximity to Tokyo.
-
B.
eastern Saitama Prefecture
Eastern Saitama Prefecture is a largely suburban and industrial area in the Kanto region of Japan, characterized by dense residential zones, commercial centers, and riverfront developments near Tokyo.
-
C.
Ashigarakami District, Kanagawa
Ashigarakami District, Kanagawa is a rural administrative district in western Kanagawa Prefecture, Japan, known for its small towns, agricultural areas, and proximity to the Hakone and Tanzawa mountain regions.
-
D.
Shizuoka Prefecture, Japan
Shizuoka Prefecture, Japan is a coastal region on central Honshu known for Mount Fuji, green tea production, and its scenic Pacific shoreline.
-
E.
Ōiso, Kanagawa
Ōiso, Kanagawa is a coastal town in Kanagawa Prefecture, Japan, known as a historic seaside resort and former retreat for prominent political figures such as Prime Minister Shigeru Yoshida.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b4b0373881909dd3e9387f82eab4 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e69b5d93ec81908259696359090b35 |
completed | April 20, 2026, 9:32 p.m. |
Created at: April 16, 2026, 11:34 a.m.