Triple
T13633348
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Meguro River |
E325780
|
entity |
| Predicate | isAccessibleBy |
P1985
|
FINISHED |
| Object | Nakameguro 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: Nakameguro Station | Statement: [Meguro River, isAccessibleBy, Nakameguro Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nakameguro Station Context triple: [Meguro River, isAccessibleBy, Nakameguro Station]
-
A.
Nakameguro Station
chosen
Nakameguro Station is a major railway station in Tokyo’s Meguro ward that serves as an important transit hub and gateway to the trendy Nakameguro neighborhood.
-
B.
Shinjuku-sanchome Station
Shinjuku-sanchome Station is a major underground railway station in Tokyo’s Shinjuku district that serves multiple Tokyo Metro lines and provides convenient access to shopping, entertainment, and business areas.
-
C.
Shirokane-takanawa Station
Shirokane-takanawa Station is a subway station in Minato, Tokyo, jointly operated by Tokyo Metro and Toei Subway, serving as an interchange between the Namboku and Mita lines.
-
D.
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.
-
E.
Itabashi Station
Itabashi Station is a railway station in Tokyo, Japan, known as a stop on major commuter lines connecting central Tokyo with its northern suburbs.
- 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_69d8076beddc8190a53156f5bea77f5e |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69dbc5a490508190924ac40f1dd519d6 |
completed | April 12, 2026, 4:17 p.m. |
Created at: April 9, 2026, 9:51 p.m.