Triple

T504194
Position Surface form Disambiguated ID Type / Status
Subject Hankou Railway Station E10464 entity
Predicate servesRailwayLine P6301 FINISHED
Object Beijing–Guangzhou Railway
The Beijing–Guangzhou Railway is one of China’s longest and most important north–south trunk rail lines, connecting the capital Beijing with the major southern metropolis of Guangzhou and serving numerous key cities along its route.
E63888 NE FINISHED

How this triple was built (5 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: Beijing–Guangzhou Railway | Statement: [Hankou Railway Station, servesRailwayLine, Beijing–Guangzhou Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Beijing–Guangzhou Railway
Context triple: [Hankou Railway Station, servesRailwayLine, Beijing–Guangzhou Railway]
  • A. Beijing–Guangzhou High-Speed Railway
    The Beijing–Guangzhou High-Speed Railway is one of China’s longest and busiest high-speed rail corridors, linking the capital Beijing with the southern metropolis Guangzhou and serving major cities along the route.
  • B. Wuhan–Guangzhou High-Speed Railway
    The Wuhan–Guangzhou High-Speed Railway is a major Chinese high-speed rail corridor linking central and southern China as part of the Beijing–Guangzhou HSR route, significantly reducing travel times between Wuhan and Guangzhou.
  • C. Shanghai–Wuhan–Chengdu High-Speed Railway
    The Shanghai–Wuhan–Chengdu High-Speed Railway is a major east–west high-speed rail corridor in China that links the coastal metropolis of Shanghai with central and western hubs including Wuhan and Chengdu.
  • D. Hefei–Wuhan Railway
    The Hefei–Wuhan Railway is a high-speed rail line in China connecting the cities of Hefei and Wuhan as part of the country’s major east–west passenger corridor.
  • E. Wuhan–Jiujiang Passenger Railway
    The Wuhan–Jiujiang Passenger Railway is a high-speed rail line in China connecting Wuhan in Hubei Province with Jiujiang in Jiangxi Province, enhancing regional passenger transport along the Yangtze River corridor.
  • 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: Beijing–Guangzhou Railway
Triple: [Hankou Railway Station, servesRailwayLine, Beijing–Guangzhou Railway]
Generated description
The Beijing–Guangzhou Railway is one of China’s longest and most important north–south trunk rail lines, connecting the capital Beijing with the major southern metropolis of Guangzhou and serving numerous key cities along its route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Beijing–Guangzhou Railway
Target entity description: The Beijing–Guangzhou Railway is one of China’s longest and most important north–south trunk rail lines, connecting the capital Beijing with the major southern metropolis of Guangzhou and serving numerous key cities along its route.
  • A. Beijing–Guangzhou High-Speed Railway
    The Beijing–Guangzhou High-Speed Railway is one of China’s longest and busiest high-speed rail corridors, linking the capital Beijing with the southern metropolis Guangzhou and serving major cities along the route.
  • B. Wuhan–Guangzhou High-Speed Railway
    The Wuhan–Guangzhou High-Speed Railway is a major Chinese high-speed rail corridor linking central and southern China as part of the Beijing–Guangzhou HSR route, significantly reducing travel times between Wuhan and Guangzhou.
  • C. Shanghai–Wuhan–Chengdu High-Speed Railway
    The Shanghai–Wuhan–Chengdu High-Speed Railway is a major east–west high-speed rail corridor in China that links the coastal metropolis of Shanghai with central and western hubs including Wuhan and Chengdu.
  • D. Hefei–Wuhan Railway
    The Hefei–Wuhan Railway is a high-speed rail line in China connecting the cities of Hefei and Wuhan as part of the country’s major east–west passenger corridor.
  • E. Wuhan–Jiujiang Passenger Railway
    The Wuhan–Jiujiang Passenger Railway is a high-speed rail line in China connecting Wuhan in Hubei Province with Jiujiang in Jiangxi Province, enhancing regional passenger transport along the Yangtze River corridor.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: servesRailwayLine
Context triple: [Hankou Railway Station, servesRailwayLine, Beijing–Guangzhou Railway]
  • A. railwayLine
    Indicates that there is a railway line connection or route associated with or passing through the referenced entity.
  • B. servedByRailroad
    Indicates that a location or facility is provided with transportation or service by a railroad line or company.
  • C. lineServed chosen
    Indicates that a particular transportation line (such as a bus, train, or metro line) provides service to or is operated at a given stop, station, or route segment.
  • D. hasRailSystem
    Indicates that an entity possesses or is served by a rail-based transportation system.
  • E. hasRailStation
    Indicates that one entity possesses, contains, or is served by a rail station.
  • F. None of above.

Provenance (6 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_69a2e848adf881908e5e04f7af030093 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f149bd1c81908ff58ac504ace2bf completed Feb. 28, 2026, 1:44 p.m.
NED1 Entity disambiguation (via context triple) batch_69a49eb990308190a3306f5408eec850 completed March 1, 2026, 8:16 p.m.
NEDg Description generation batch_69a49f60529481908b68c2fdb6120641 completed March 1, 2026, 8:19 p.m.
NED2 Entity disambiguation (via description) batch_69a4a01e54f08190be389a351aa131f0 completed March 1, 2026, 8:22 p.m.
PD Predicate disambiguation batch_69a2edfce7a08190a408bc019de60d5d completed Feb. 28, 2026, 1:30 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.