Triple

T1898082
Position Surface form Disambiguated ID Type / Status
Subject Shanghai Railway Station E37626 entity
Predicate servedByRailwayLine P848 FINISHED
Object 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.
 E215696 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: Shanghai–Kunming railway | Statement: [Shanghai Railway Station, servedByRailwayLine, Shanghai–Kunming railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Shanghai–Kunming railway
Context triple: [Shanghai Railway Station, servedByRailwayLine, Shanghai–Kunming railway]
  • A. 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.
  • B. Beijing–Shanghai railway
    The Beijing–Shanghai railway is one of China’s most important conventional rail lines, connecting the capital Beijing with the major economic hub of Shanghai and serving numerous key cities along its route.
  • C. Xiamen–Shenzhen Railway
    The Xiamen–Shenzhen Railway is a high-speed rail line along China’s southeastern coast that connects major cities in Fujian and Guangdong provinces, significantly reducing travel times in the region.
  • D. 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.
  • E. Yangluo Line
    The Yangluo Line is a rapid transit line within the Wuhan Metro system serving the Yangluo area and connecting it to the broader urban network.
  • 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: Shanghai–Kunming railway
Triple: [Shanghai Railway Station, servedByRailwayLine, Shanghai–Kunming railway]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Shanghai–Kunming railway
Target entity description: 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.
  • A. 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.
  • B. Beijing–Shanghai railway
    The Beijing–Shanghai railway is one of China’s most important conventional rail lines, connecting the capital Beijing with the major economic hub of Shanghai and serving numerous key cities along its route.
  • C. Xiamen–Shenzhen Railway
    The Xiamen–Shenzhen Railway is a high-speed rail line along China’s southeastern coast that connects major cities in Fujian and Guangdong provinces, significantly reducing travel times in the region.
  • D. 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.
  • E. Yangluo Line
    The Yangluo Line is a rapid transit line within the Wuhan Metro system serving the Yangluo area and connecting it to the broader urban network.
  • 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_69a8861be7148190a680937ec451a304 completed March 4, 2026, 7:21 p.m.
NER Named-entity recognition batch_69abb170657481908662089511a8f301 completed March 7, 2026, 5:02 a.m.
NED1 Entity disambiguation (via context triple) batch_69adf3ced4708190ba3d5131039691e8 completed March 8, 2026, 10:10 p.m.
NEDg Description generation batch_69adf5072b18819091585565cf4579ba completed March 8, 2026, 10:15 p.m.
NED2 Entity disambiguation (via description) batch_69adf541fe5481908e277bfc4eb442fa completed March 8, 2026, 10:16 p.m.
Created at: March 4, 2026, 7:35 p.m.