Triple

T8235013
Position Surface form Disambiguated ID Type / Status
Subject Foshan Metro E192383 entity
Predicate partOf P40 FINISHED
Object Pearl River Delta intercity rail network
The Pearl River Delta intercity rail network is a high-speed regional rail system in southern China that links major cities across the Greater Bay Area, including Guangzhou, Shenzhen, Foshan, and surrounding urban centers.
E720716 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: Pearl River Delta intercity rail network | Statement: [Foshan Metro, partOf, Pearl River Delta intercity rail network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pearl River Delta intercity rail network
Context triple: [Foshan Metro, partOf, Pearl River Delta intercity rail network]
  • A. Guangzhou–Shenzhen–Hong Kong Express Rail Link
    The Guangzhou–Shenzhen–Hong Kong Express Rail Link is a high-speed railway corridor connecting major cities in southern China with Hong Kong, significantly reducing travel times and enhancing cross-border transportation.
  • B. Guangzhou–Zhuhai Intercity Railway
    The Guangzhou–Zhuhai Intercity Railway is a high-speed commuter rail line in Guangdong, China, connecting Guangzhou with the coastal city of Zhuhai and improving regional transport within the Pearl River Delta.
  • C. Guangzhou–Shenzhen railway
    The Guangzhou–Shenzhen railway is a major conventional rail corridor in southern China that connects the cities of Guangzhou and Shenzhen, serving as a key artery for passenger and freight transport in the Pearl River Delta region.
  • D. Guangzhou–Foshan–Zhaoqing Intercity Railway
    The Guangzhou–Foshan–Zhaoqing Intercity Railway is a high-speed commuter rail line in Guangdong, China, connecting the major Pearl River Delta cities of Guangzhou, Foshan, and Zhaoqing.
  • E. Beijing–Hong Kong (Taipei) high-speed rail corridor
    The Beijing–Hong Kong (Taipei) high-speed rail corridor is a major north–south trunk line in China’s high-speed rail network, planned to link the capital Beijing with Hong Kong and onward toward Taipei as part of the national “eight vertical and eight horizontal” system.
  • 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: Pearl River Delta intercity rail network
Triple: [Foshan Metro, partOf, Pearl River Delta intercity rail network]
Generated description
The Pearl River Delta intercity rail network is a high-speed regional rail system in southern China that links major cities across the Greater Bay Area, including Guangzhou, Shenzhen, Foshan, and surrounding urban centers.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pearl River Delta intercity rail network
Target entity description: The Pearl River Delta intercity rail network is a high-speed regional rail system in southern China that links major cities across the Greater Bay Area, including Guangzhou, Shenzhen, Foshan, and surrounding urban centers.
  • A. Guangzhou–Shenzhen–Hong Kong Express Rail Link
    The Guangzhou–Shenzhen–Hong Kong Express Rail Link is a high-speed railway corridor connecting major cities in southern China with Hong Kong, significantly reducing travel times and enhancing cross-border transportation.
  • B. Guangzhou–Zhuhai Intercity Railway
    The Guangzhou–Zhuhai Intercity Railway is a high-speed commuter rail line in Guangdong, China, connecting Guangzhou with the coastal city of Zhuhai and improving regional transport within the Pearl River Delta.
  • C. Guangzhou–Shenzhen railway
    The Guangzhou–Shenzhen railway is a major conventional rail corridor in southern China that connects the cities of Guangzhou and Shenzhen, serving as a key artery for passenger and freight transport in the Pearl River Delta region.
  • D. Guangzhou–Foshan–Zhaoqing Intercity Railway
    The Guangzhou–Foshan–Zhaoqing Intercity Railway is a high-speed commuter rail line in Guangdong, China, connecting the major Pearl River Delta cities of Guangzhou, Foshan, and Zhaoqing.
  • E. Beijing–Hong Kong (Taipei) high-speed rail corridor
    The Beijing–Hong Kong (Taipei) high-speed rail corridor is a major north–south trunk line in China’s high-speed rail network, planned to link the capital Beijing with Hong Kong and onward toward Taipei as part of the national “eight vertical and eight horizontal” system.
  • 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_69ca82dc8f148190a2c75a98501a7b91 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb782931848190bcc54622f34e06a7 completed March 31, 2026, 7:30 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd34f0a770819089520e689ca9937a completed April 1, 2026, 3:08 p.m.
NEDg Description generation batch_69cd37a290508190b598f96220056041 completed April 1, 2026, 3:20 p.m.
NED2 Entity disambiguation (via description) batch_69cd4eb519608190b5d0f534170214b5 completed April 1, 2026, 4:58 p.m.
Created at: March 30, 2026, 5:46 p.m.