Triple
T21800397
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | JR East Niitsu Rolling Stock Plant |
E538222
|
entity |
| Predicate | hasAbbreviation |
P43
|
FINISHED |
| Object | Niitsu Rolling Stock Plant |
—
|
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: Niitsu Rolling Stock Plant | Statement: [JR East Niitsu Rolling Stock Plant, hasAbbreviation, Niitsu Rolling Stock Plant]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Niitsu Rolling Stock Plant Context triple: [JR East Niitsu Rolling Stock Plant, hasAbbreviation, Niitsu Rolling Stock Plant]
-
A.
Nippon Sharyo
Nippon Sharyo is a Japanese rolling stock manufacturer known for producing railway vehicles for domestic operators and international markets.
-
B.
Kawasaki Heavy Industries Rolling Stock Company
Kawasaki Heavy Industries Rolling Stock Company is a division of Kawasaki Heavy Industries that designs and manufactures railway vehicles and related rolling stock for markets worldwide.
-
C.
Toyohashi Railroad
Toyohashi Railroad is a Japanese public transportation company that operates railway and tram lines primarily in Toyohashi, Aichi Prefecture.
-
D.
JR East Niitsu Rolling Stock Plant
chosen
JR East Niitsu Rolling Stock Plant is a major railway rolling stock manufacturing and maintenance facility operated by East Japan Railway Company in Niigata Prefecture, Japan.
-
E.
JR Rotem
JR Rotem is a South African-born American record producer known for crafting pop and hip-hop hits for major artists in the 2000s and 2010s.
- 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_69e0c4733f4081909a86622e7e6d15d2 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69f077fede848190b8fe07941d6573d9 |
completed | April 28, 2026, 9:03 a.m. |
Created at: April 16, 2026, 6:53 p.m.