Triple
T22430655
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nippon Sharyo |
E554488
|
entity |
| Predicate | notableProduct |
P1448
|
FINISHED |
| Object | Shinkansen rolling stock |
—
|
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: Shinkansen rolling stock | Statement: [Nippon Sharyo, notableProduct, Shinkansen rolling stock]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Shinkansen rolling stock Context triple: [Nippon Sharyo, notableProduct, Shinkansen rolling stock]
-
A.
Keisei AE series EMU
The Keisei AE series EMU is a high-speed electric multiple unit train operated by Keisei Electric Railway in Japan, primarily used for the premium airport express service between central Tokyo and Narita Airport.
-
B.
Japanese Shinkansen Series 0 car
chosen
The Japanese Shinkansen Series 0 car is an early-generation high-speed bullet train vehicle from Japan, renowned for inaugurating the world’s first high-speed rail service in the 1960s.
-
C.
Kintetsu limited express EMUs
Kintetsu limited express EMUs are high-speed electric multiple unit trains operated by Kintetsu Railway in Japan, providing reserved-seat limited express services across its intercity network.
-
D.
Odakyu 1000 series EMU
The Odakyu 1000 series EMU is a Japanese electric multiple unit train type operated by Odakyu Electric Railway for commuter services in the Tokyo area.
-
E.
Nagoya 5000 series trains
The Nagoya 5000 series trains are Japanese-built electric multiple units originally used in Nagoya that were later exported and adapted for service on Buenos Aires’ Line D of the underground.
- 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_69e11e4f2d0c819091aa3558ea2ee630 |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f15a311b148190bdb752f3f067bb3f |
completed | April 29, 2026, 1:09 a.m. |
Created at: April 16, 2026, 8:47 p.m.