Triple

T23527920
Position Surface form Disambiguated ID Type / Status
Subject CRRC Changchun Railway Vehicles E576482 entity
Predicate partOf P40 FINISHED
Object CRRC high-speed train industrial base — 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 high-speed train industrial base | Statement: [CRRC Changchun Railway Vehicles, partOf, CRRC high-speed train industrial base]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: CRRC high-speed train industrial base
Context triple: [CRRC Changchun Railway Vehicles, partOf, CRRC high-speed train industrial base]
  • A. CRRC high-speed train industrial base chosen
    The CRRC high-speed train industrial base is a major Chinese manufacturing and research hub dedicated to the development and production of advanced high-speed railway rolling stock and related technologies.
  • B. 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.
  • C. CRRC Nanjing Puzhen
    CRRC Nanjing Puzhen is a major Chinese rolling stock manufacturer known for producing metro and urban rail trains for transit systems in China and abroad.
  • D. CRRC Qingdao Sifang
    CRRC Qingdao Sifang is a major Chinese rolling stock manufacturer best known for designing and producing high-speed trains and urban rail vehicles used across China and in international markets.
  • E. 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.
  • 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_69e245f5a8848190a2ba42e271c6c31f completed April 17, 2026, 2:38 p.m.
NER Named-entity recognition batch_69f1ac758038819098f5f597be39274e completed April 29, 2026, 7 a.m.
Created at: April 17, 2026, 6:09 p.m.