Triple
T7567181
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Keio railway network |
E178944
|
entity |
| Predicate | regionServed |
P82
|
FINISHED |
| Object | Tama area |
E415010
|
NE FINISHED |
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: Tama area | Statement: [Keio railway network, regionServed, Tama area]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tama area Context triple: [Keio railway network, regionServed, Tama area]
-
A.
Tama area
chosen
The Tama area is a suburban region in western Tokyo known for its residential communities, universities, and green spaces, forming a major part of the Tokyo metropolitan area outside the central 23 wards.
-
B.
Makishi area
The Makishi area is a lively district in Naha, Okinawa, known for its traditional markets, local eateries, and shops that showcase Okinawan culture and crafts.
-
C.
Totsukawa area
The Totsukawa area is a remote, mountainous region in Nara Prefecture, Japan, known for its hot springs, suspension bridges, and scenic river valleys within the Yoshino-Kumano National Park.
-
D.
Omura area
The Omura area is the principal inhabited district and administrative center on Chichijima in the Ogasawara (Bonin) Islands of Japan.
-
E.
Kawachi area
The Kawachi area is a historical region in eastern Osaka Prefecture, Japan, known for its ancient burial mounds, temples, and role as a cultural and political center in early Japanese history.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c69f2f80288190b95cceb4da92ab2b |
completed | March 27, 2026, 3:15 p.m. |
| NER | Named-entity recognition | batch_69c6f91c717881909c88901cc3b101c7 |
completed | March 27, 2026, 9:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c856e0c23481908fc59ecc318840ba |
completed | March 28, 2026, 10:32 p.m. |
Created at: March 27, 2026, 3:50 p.m.