Triple
T23001163
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | CRRC Zhuzhou Electric Locomotive |
E572635
|
entity |
| Predicate | parentCompany |
P254
|
FINISHED |
| Object | CRRC Corporation Limited |
—
|
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: CRRC Corporation Limited | Statement: [CRRC Zhuzhou Electric Locomotive, parentCompany, CRRC Corporation Limited]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: CRRC Corporation Limited Context triple: [CRRC Zhuzhou Electric Locomotive, parentCompany, CRRC Corporation Limited]
-
A.
CRRC Corporation
chosen
CRRC Corporation is a Chinese state-owned rolling stock manufacturer and one of the world’s largest producers of railway equipment and trains.
-
B.
CRRC Dalian
CRRC Dalian is a major Chinese manufacturer of locomotives and rolling stock, known for producing diesel and electric trains for domestic and international rail markets.
-
C.
CRRC Zhuzhou Institute
CRRC Zhuzhou Institute is a major Chinese research and manufacturing center specializing in rail transit equipment and technologies under the CRRC Corporation.
-
D.
China Railway Group Limited
China Railway Group Limited is a major Chinese state-owned construction and engineering company specializing in large-scale railway and infrastructure projects worldwide.
-
E.
CRRC Changchun Railway Vehicles
CRRC Changchun Railway Vehicles is a major Chinese manufacturer of railway rolling stock, including high-speed trains, metro cars, and other urban rail vehicles.
- 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_69e245b6a3ac81908087599eefe3e365 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f18352bcf48190bd474eff69b3465b |
completed | April 29, 2026, 4:04 a.m. |
Created at: April 17, 2026, 3:50 p.m.