Triple

T504195
Position Surface form Disambiguated ID Type / Status
Subject Hankou Railway Station E10464 entity
Predicate servesRailwayLine P6301 FINISHED
Object Hankou–Danjiangkou Railway
The Hankou–Danjiangkou Railway is a major rail line in central China connecting Wuhan’s Hankou area with Danjiangkou, supporting regional passenger and freight transport.
E63919 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: Hankou–Danjiangkou Railway | Statement: [Hankou Railway Station, servesRailwayLine, Hankou–Danjiangkou Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hankou–Danjiangkou Railway
Context triple: [Hankou Railway Station, servesRailwayLine, Hankou–Danjiangkou Railway]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: Hankou–Danjiangkou Railway
Triple: [Hankou Railway Station, servesRailwayLine, Hankou–Danjiangkou Railway]
Generated description
The Hankou–Danjiangkou Railway is a major rail line in central China connecting Wuhan’s Hankou area with Danjiangkou, supporting regional passenger and freight transport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hankou–Danjiangkou Railway
Target entity description: The Hankou–Danjiangkou Railway is a major rail line in central China connecting Wuhan’s Hankou area with Danjiangkou, supporting regional passenger and freight transport.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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_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_69a4a14c7d0481908368fb33ab14f4c6 completed March 1, 2026, 8:27 p.m.
NEDg Description generation batch_69a4a1b157dc8190a45625668678c96a completed March 1, 2026, 8:29 p.m.
NED2 Entity disambiguation (via description) batch_69a4a21596d88190bab7a940f3020377 completed March 1, 2026, 8:31 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.