Triple
T14237657
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hokkaido Shinkansen |
E352926
|
entity |
| Predicate | rollingStockUsed |
P5426
|
FINISHED |
| Object | E5 series Shinkansen |
E832644
|
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: E5 series Shinkansen | Statement: [Hokkaido Shinkansen, rollingStockUsed, E5 series Shinkansen]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: E5 series Shinkansen Context triple: [Hokkaido Shinkansen, rollingStockUsed, E5 series Shinkansen]
-
A.
E5 series Shinkansen
chosen
The E5 series Shinkansen is a high-speed Japanese bullet train known for its long aerodynamic nose, advanced comfort features, and operation on some of the fastest services in the country.
-
B.
E6 series Shinkansen
The E6 series Shinkansen is a high-speed Japanese bullet train known for its streamlined design, tilting capability, and operation on Akita Shinkansen services.
-
C.
E7 series Shinkansen
The E7 series Shinkansen is a high-speed electric multiple unit train type in Japan, known for its comfort, advanced safety features, and operation on Hokuriku and other Shinkansen lines.
-
D.
E2 series Shinkansen
The E2 series Shinkansen is a Japanese high-speed electric multiple unit train type operated by JR East, known for serving routes such as the Tōhoku and Jōetsu Shinkansen lines.
-
E.
E3 series Shinkansen
The E3 series Shinkansen is a Japanese high-speed train type operated by JR East, known for its compact, narrow-body design used on mini-shinkansen lines such as the Yamagata and Akita Shinkansen.
- 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_69d8278adc7c8190a9218d69bce3c4e6 |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de62422e28819089e7115052a28c96 |
completed | April 14, 2026, 3:50 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd46794e9c819093312a2c304e554e |
completed | May 8, 2026, 2:12 a.m. |
Created at: April 10, 2026, 1:08 a.m.