Triple
T15616340
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chūkyō metropolitan area |
E375420
|
entity |
| Predicate | servedByExpressway |
P7229
|
FINISHED |
| Object | Tōmei Expressway |
E254959
|
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: Tōmei Expressway | Statement: [Chūkyō metropolitan area, servedByExpressway, Tōmei Expressway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tōmei Expressway Context triple: [Chūkyō metropolitan area, servedByExpressway, Tōmei Expressway]
-
A.
Tōmei Expressway
chosen
The Tōmei Expressway is a major Japanese expressway connecting Tokyo and Nagoya, serving as a key artery for traffic and freight along the Pacific coast of Honshu.
-
B.
Shin-Tōmei Expressway
The Shin-Tōmei Expressway is a major Japanese toll road running through central Honshū that serves as a high-capacity, faster alternative to the original Tōmei Expressway between the Tokyo and Nagoya regions.
-
C.
Jōban Expressway
Jōban Expressway is a major Japanese expressway running along the Pacific coast of eastern Honshu, connecting the Tokyo area with the Tōhoku region.
-
D.
Nishi-Meihan Expressway
Nishi-Meihan Expressway is a major expressway in Japan’s Kansai region that connects parts of Osaka and Nara Prefectures, serving as an important route for regional traffic and logistics.
-
E.
Tōkai-Kanjō Expressway
The Tōkai-Kanjō Expressway is a major regional expressway in Japan that forms a loop around the Tōkai metropolitan area, connecting key cities and industrial zones in Aichi and surrounding prefectures.
- 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_69d85ccf2794819096cda4cbcb02d478 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69e04e980b748190b43c0b650bf1e629 |
completed | April 16, 2026, 2:51 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff82e73534819095fca1b804d5db58 |
completed | May 9, 2026, 6:54 p.m. |
Created at: April 10, 2026, 4:13 a.m.