Triple

T7782406
Position Surface form Disambiguated ID Type / Status
Subject Chongqing North Railway Station E221552 entity
Predicate partOf P40 FINISHED
Object Chengdu–Chongqing Railway
The Chengdu–Chongqing Railway is a major trunk rail line in southwestern China that connects the cities of Chengdu and Chongqing, serving as a key corridor for regional passenger and freight transport.
E693388 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: Chengdu–Chongqing Railway | Statement: [Chongqing North Railway Station, partOf, Chengdu–Chongqing Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chengdu–Chongqing Railway
Context triple: [Chongqing North Railway Station, partOf, Chengdu–Chongqing Railway]
  • A. Shanghai–Kunming railway
    The Shanghai–Kunming railway is a major east–west trunk line in China that connects the coastal metropolis of Shanghai with the southwestern city of Kunming, traversing several key provinces and economic regions.
  • B. Yichang–Wanzhou Railway
    The Yichang–Wanzhou Railway is a major mountainous rail line in central China known for its numerous bridges and tunnels that dramatically shorten travel time between Hubei and Chongqing.
  • C. Xi'an–Yan'an Railway
    The Xi'an–Yan'an Railway is a major rail line in China's Shaanxi province that connects the provincial capital Xi'an with the historically significant city of Yan'an, facilitating regional transport and economic development.
  • D. Wuhan–Yichang Railway
    The Wuhan–Yichang Railway is a major rail line in Hubei Province, China, connecting the provincial capital Wuhan with the city of Yichang and forming an important corridor for regional passenger and freight transport.
  • E. 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.
  • 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: Chengdu–Chongqing Railway
Triple: [Chongqing North Railway Station, partOf, Chengdu–Chongqing Railway]
Generated description
The Chengdu–Chongqing Railway is a major trunk rail line in southwestern China that connects the cities of Chengdu and Chongqing, serving as a key corridor for regional passenger and freight transport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chengdu–Chongqing Railway
Target entity description: The Chengdu–Chongqing Railway is a major trunk rail line in southwestern China that connects the cities of Chengdu and Chongqing, serving as a key corridor for regional passenger and freight transport.
  • A. Shanghai–Kunming railway
    The Shanghai–Kunming railway is a major east–west trunk line in China that connects the coastal metropolis of Shanghai with the southwestern city of Kunming, traversing several key provinces and economic regions.
  • B. Yichang–Wanzhou Railway
    The Yichang–Wanzhou Railway is a major mountainous rail line in central China known for its numerous bridges and tunnels that dramatically shorten travel time between Hubei and Chongqing.
  • C. Xi'an–Yan'an Railway
    The Xi'an–Yan'an Railway is a major rail line in China's Shaanxi province that connects the provincial capital Xi'an with the historically significant city of Yan'an, facilitating regional transport and economic development.
  • D. Wuhan–Yichang Railway
    The Wuhan–Yichang Railway is a major rail line in Hubei Province, China, connecting the provincial capital Wuhan with the city of Yichang and forming an important corridor for regional passenger and freight transport.
  • E. 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.
  • 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_69ca83ebbef881909ac47f789145fef7 completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69cadf1dcc6c8190b3c6ee4ff7808e02 completed March 30, 2026, 8:37 p.m.
NED1 Entity disambiguation (via context triple) batch_69caf5d30c748190bbb71534cfdf4f75 completed March 30, 2026, 10:14 p.m.
NEDg Description generation batch_69caf81ebde881909bd131da8987b449 completed March 30, 2026, 10:24 p.m.
NED2 Entity disambiguation (via description) batch_69cafa013f348190a2067dee4a0c8c40 completed March 30, 2026, 10:32 p.m.
Created at: March 30, 2026, 4:21 p.m.