Triple
T14499288
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo–Nagoya–Osaka |
E359588
|
entity |
| Predicate | servedByRailway |
P848
|
FINISHED |
| Object | Tokaido Main Line |
—
|
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: Tokaido Main Line | Statement: [Tokyo–Nagoya–Osaka, servedByRailway, Tokaido Main Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tokaido Main Line Context triple: [Tokyo–Nagoya–Osaka, servedByRailway, Tokaido Main Line]
-
A.
Tōkaidō Main Line
chosen
The Tōkaidō Main Line is one of Japan’s most important and heavily used railway corridors, linking Tokyo with Osaka and other major cities along the historic Tōkaidō route.
-
B.
Sobu Main Line
The Sobu Main Line is a major railway line in the Greater Tokyo area of Japan, operated by JR East and connecting central Tokyo with eastern Chiba Prefecture.
-
C.
Nippō Main Line
The Nippō Main Line is a major railway line in Kyushu, Japan, operated by JR Kyushu and running along the eastern coast to connect key cities including Beppu, Oita, and Miyazaki.
-
D.
Kisei Main Line
The Kisei Main Line is a major railway line in Japan that runs along the Kii Peninsula, connecting cities in Osaka, Wakayama, and Mie Prefectures along the Pacific coast.
-
E.
Nara Line
The Nara Line is a railway line in Japan operated by JR West that connects the historic cities of Kyoto and Nara.
- 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_69d8279740308190af9df93a3af8592e |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de9311cc748190880c784f173b7f2b |
completed | April 14, 2026, 7:18 p.m. |
Created at: April 10, 2026, 1:21 a.m.