Triple
T20716911
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mejiro Campus |
E509194
|
entity |
| Predicate | locatedIn |
P40
|
FINISHED |
| Object | Toshima, Tokyo, Japan |
—
|
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: Toshima, Tokyo, Japan | Statement: [Mejiro Campus, locatedIn, Toshima, Tokyo, Japan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toshima, Tokyo, Japan Context triple: [Mejiro Campus, locatedIn, Toshima, Tokyo, Japan]
-
A.
Toshima, Tokyo, Japan
chosen
Toshima is a special ward in Tokyo, Japan, best known for the major commercial and entertainment district of Ikebukuro and its dense urban residential neighborhoods.
-
B.
Suginami, Tokyo, Japan
Suginami is a residential ward in western Tokyo known for its quiet neighborhoods, anime studios, and numerous shrines and parks.
-
C.
Kōtō, Tokyo, Japan
Kōtō is a special ward in eastern Tokyo known for its waterfront areas, reclaimed land, and a mix of residential neighborhoods, commercial districts, and large-scale facilities.
-
D.
Shinagawa, Tokyo, Japan
Shinagawa is a major commercial and transportation hub in southern Tokyo, known for its busy railway station, high-rise office buildings, and waterfront developments along Tokyo Bay.
-
E.
Setagaya, Tokyo, Japan
Setagaya is a large residential ward in western Tokyo known for its affluent neighborhoods, family-friendly atmosphere, and numerous parks and temples.
- 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_69e0b4c40ad88190b81f77695366d328 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c1d2c57481909840945ffd3b0cc3 |
completed | April 21, 2026, 12:16 a.m. |
Created at: April 16, 2026, 12:16 p.m.