Triple
T23003507
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyu Bus |
E572696
|
entity |
| Predicate | headquartersLocation |
P62
|
FINISHED |
| Object | Meguro, Tokyo |
—
|
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: Meguro, Tokyo | Statement: [Tokyu Bus, headquartersLocation, Meguro, Tokyo]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Meguro, Tokyo Context triple: [Tokyu Bus, headquartersLocation, Meguro, Tokyo]
-
A.
Meguro, Tokyo
chosen
Meguro, Tokyo is a residential and commercial ward in southwest Tokyo known for its riverside cherry blossoms, museums, and upscale yet laid-back urban neighborhoods.
-
B.
Shinagawa, Tokyo
Shinagawa, Tokyo is a major commercial and residential ward in southern Tokyo known for its busy railway hub, waterfront developments, and mix of business districts and traditional neighborhoods.
-
C.
Setagaya, Tokyo
Setagaya, Tokyo is a large residential ward in western Tokyo known for its suburban character, family-friendly neighborhoods, and numerous parks and temples.
-
D.
Itabashi, Tokyo
Itabashi, Tokyo is one of Tokyo's 23 special wards, located in the northwestern part of the metropolis and known as a primarily residential and commercial area.
-
E.
Toshima, Tokyo
Toshima, Tokyo is a special ward in northwestern Tokyo known for its major commercial and entertainment hub Ikebukuro and its mix of residential, educational, and cultural institutions.
- 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_69e245b6a3ac81908087599eefe3e365 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f183549bdc81908fdcd44e2c92f7c4 |
completed | April 29, 2026, 4:04 a.m. |
Created at: April 17, 2026, 3:50 p.m.