Triple
T14219713
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chōfu |
E352456
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object | Chōfu Station |
—
|
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: Chōfu Station | Statement: [Chōfu, hasStation, Chōfu Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chōfu Station Context triple: [Chōfu, hasStation, Chōfu Station]
-
A.
Chōfu Station
chosen
Chōfu Station is a major railway hub in Chōfu, Tokyo, serving as an important stop on the Keio railway network for commuters traveling between western Tokyo and central Tokyo.
-
B.
Yūrakuchō Station
Yūrakuchō Station is a major railway and subway hub in central Tokyo, located near the Ginza district and serving as an important transfer point between multiple urban rail lines.
-
C.
Hachiōji Station
Hachiōji Station is a major railway hub in Hachiōji, Tokyo, serving multiple JR East lines and connecting the western suburbs of the Tokyo metropolitan area.
-
D.
Shin-Itabashi Station
Shin-Itabashi Station is a railway station in the Itabashi ward of Tokyo, Japan, serving local commuter traffic on the Toei Mita Line.
-
E.
Nippori Station
Nippori Station is a major railway hub in Tokyo’s Arakawa ward, serving multiple JR lines and the Keisei Skyliner with convenient access to both central Tokyo and Narita Airport.
- 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_69d8278a06e481908b5d6af0a8afe737 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de621258d4819085f358cd2cf109e4 |
completed | April 14, 2026, 3:49 p.m. |
Created at: April 10, 2026, 1:06 a.m.