Triple

T2820505
Position Surface form Disambiguated ID Type / Status
Subject Beijing–Guangzhou High-Speed Railway E54794 entity
Predicate usesRollingStockType P1305 FINISHED
Object Fuxing series EMU
The Fuxing series EMU is a family of Chinese high-speed electric multiple unit trains known for operating at some of the world’s highest commercial speeds on major routes across China’s high-speed rail network.
E302568 NE FINISHED

How this triple was built (4 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: Fuxing series EMU | Statement: [Beijing–Guangzhou High-Speed Railway, usesRollingStockType, Fuxing series EMU]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Fuxing series EMU
Context triple: [Beijing–Guangzhou High-Speed Railway, usesRollingStockType, Fuxing series EMU]
  • A. 323 series EMU
    The 323 series EMU is a modern Japanese electric multiple unit train operated by JR West, introduced to provide improved comfort, efficiency, and accessibility on urban commuter services.
  • B. 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.
  • C. 201 series EMU
    The 201 series EMU is a Japanese electric multiple unit train type introduced by Japanese National Railways in the late 1970s and used extensively on urban commuter lines such as those in the Osaka and Tokyo areas.
  • D. CRH380A EMU
    The CRH380A EMU is a high-speed electric multiple unit train used in China’s railway network, designed for rapid intercity passenger service at speeds of up to around 380 km/h.
  • E. CRH3 EMU
    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.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Fuxing series EMU
Triple: [Beijing–Guangzhou High-Speed Railway, usesRollingStockType, Fuxing series EMU]
Generated description
The Fuxing series EMU is a family of Chinese high-speed electric multiple unit trains known for operating at some of the world’s highest commercial speeds on major routes across China’s high-speed rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Fuxing series EMU
Target entity description: The Fuxing series EMU is a family of Chinese high-speed electric multiple unit trains known for operating at some of the world’s highest commercial speeds on major routes across China’s high-speed rail network.
  • A. 323 series EMU
    The 323 series EMU is a modern Japanese electric multiple unit train operated by JR West, introduced to provide improved comfort, efficiency, and accessibility on urban commuter services.
  • B. 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.
  • C. 201 series EMU
    The 201 series EMU is a Japanese electric multiple unit train type introduced by Japanese National Railways in the late 1970s and used extensively on urban commuter lines such as those in the Osaka and Tokyo areas.
  • D. CRH380A EMU
    The CRH380A EMU is a high-speed electric multiple unit train used in China’s railway network, designed for rapid intercity passenger service at speeds of up to around 380 km/h.
  • E. CRH3 EMU
    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.
  • F. None of above. chosen

Provenance (5 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_69ab49e100c0819082a40cb797383243 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abde6e85008190a08eb2bf8e393e7e completed March 7, 2026, 8:14 a.m.
NED1 Entity disambiguation (via context triple) batch_69afe8b344ec8190948b26a5101fb183 completed March 10, 2026, 9:47 a.m.
NEDg Description generation batch_69afe9a000c4819085be1794bff0d506 completed March 10, 2026, 9:51 a.m.
NED2 Entity disambiguation (via description) batch_69b0010b0ddc8190b4bfb18448f88077 completed March 10, 2026, 11:31 a.m.
Created at: March 6, 2026, 9:59 p.m.