Triple

T8735969
Position Surface form Disambiguated ID Type / Status
Subject Guangzhou–Foshan–Zhaoqing Intercity Railway E207383 entity
Predicate usesRollingStockType P1305 FINISHED
Object CRH-type EMU E270064 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: CRH-type EMU | Statement: [Guangzhou–Foshan–Zhaoqing Intercity Railway, usesRollingStockType, CRH-type EMU]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: CRH-type EMU
Context triple: [Guangzhou–Foshan–Zhaoqing Intercity Railway, usesRollingStockType, CRH-type EMU]
  • A. Class 720 EMU
    The Class 720 EMU is a modern British electric multiple unit train built for high-capacity commuter and regional services, primarily operated in East Anglia.
  • B. CRH3 EMU chosen
    The CRH3 EMU is a high-speed electric multiple unit train used in China’s railway network, derived from Siemens Velaro technology and designed for operation at speeds up to around 350 km/h.
  • C. Class 745 EMU
    The Class 745 EMU is a modern electric multiple unit train used on regional and intercity services in the UK, built for high-capacity, high-comfort passenger operations.
  • D. CRH6A EMU
    The CRH6A EMU is a high-speed electric multiple unit train used in China for intercity passenger services.
  • E. Class 317 EMU
    The Class 317 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban and commuter services on 25 kV AC overhead electrified routes.
  • 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_69ca835a03a081909d4d4cd01a18c9fb completed March 30, 2026, 2:06 p.m.
NER Named-entity recognition batch_69cc5d44275881909f7eb40b24180294 completed March 31, 2026, 11:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69cf293a6a3c8190b37738d222b9212f completed April 3, 2026, 2:43 a.m.
Created at: March 30, 2026, 6:38 p.m.