Triple

T7700854
Position Surface form Disambiguated ID Type / Status
Subject Changsha South Railway Station E174488 entity
Predicate railwayOperator P5620 FINISHED
Object China Railway Guangzhou Group
China Railway Guangzhou Group is a regional subsidiary of China State Railway Group responsible for operating and managing railway services across parts of southern China, including Guangdong, Hunan, and Hainan provinces.
 E682688 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: China Railway Guangzhou Group | Statement: [Changsha South Railway Station, railwayOperator, China Railway Guangzhou Group]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: China Railway Guangzhou Group
Context triple: [Changsha South Railway Station, railwayOperator, China Railway Guangzhou Group]
  • A. China Railway Beijing Group
    China Railway Beijing Group is a regional subsidiary of China State Railway Group responsible for operating and managing railway services and infrastructure in the Beijing-Tianjin-Hebei area.
  • B. Shenzhen Metro Group
    Shenzhen Metro Group is the state-owned company responsible for constructing, operating, and managing the urban rail transit network in Shenzhen, China.
  • C. Ministry of Railways of the People’s Republic of China
    The Ministry of Railways of the People’s Republic of China was the former government body responsible for nationwide railway planning, construction, and operation before its dissolution in 2013.
  • D. China Railway Design Corporation
    China Railway Design Corporation is a major Chinese engineering and consulting firm specializing in the planning and design of large-scale railway and transportation infrastructure projects.
  • E. CRRC Corporation
    CRRC Corporation is a Chinese state-owned rolling stock manufacturer and one of the world’s largest producers of railway equipment and trains.
  • 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: China Railway Guangzhou Group
Triple: [Changsha South Railway Station, railwayOperator, China Railway Guangzhou Group]
Generated description
China Railway Guangzhou Group is a regional subsidiary of China State Railway Group responsible for operating and managing railway services across parts of southern China, including Guangdong, Hunan, and Hainan provinces.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: China Railway Guangzhou Group
Target entity description: China Railway Guangzhou Group is a regional subsidiary of China State Railway Group responsible for operating and managing railway services across parts of southern China, including Guangdong, Hunan, and Hainan provinces.
  • A. China Railway Beijing Group
    China Railway Beijing Group is a regional subsidiary of China State Railway Group responsible for operating and managing railway services and infrastructure in the Beijing-Tianjin-Hebei area.
  • B. Shenzhen Metro Group
    Shenzhen Metro Group is the state-owned company responsible for constructing, operating, and managing the urban rail transit network in Shenzhen, China.
  • C. Ministry of Railways of the People’s Republic of China
    The Ministry of Railways of the People’s Republic of China was the former government body responsible for nationwide railway planning, construction, and operation before its dissolution in 2013.
  • D. China Railway Design Corporation
    China Railway Design Corporation is a major Chinese engineering and consulting firm specializing in the planning and design of large-scale railway and transportation infrastructure projects.
  • E. CRRC Corporation
    CRRC Corporation is a Chinese state-owned rolling stock manufacturer and one of the world’s largest producers of railway equipment and trains.
  • 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_69c6995a72cc8190998e56daa6f8e453 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c70288d02c819093d6f0e47707d0a3 completed March 27, 2026, 10:19 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8acb7d48c81908beceeb817857211 completed March 29, 2026, 4:38 a.m.
NEDg Description generation batch_69c8ad5ab6e881908a8183b162f81681 completed March 29, 2026, 4:40 a.m.
NED2 Entity disambiguation (via description) batch_69c8adbfd5fc8190bfe7946ab903f343 completed March 29, 2026, 4:42 a.m.
Created at: March 27, 2026, 4:03 p.m.