Triple

T4571073
Position Surface form Disambiguated ID Type / Status
Subject Tangshan E123029 entity
Predicate railHubFor P523 FINISHED
Object Qinhuangdao–Shenyang Railway
The Qinhuangdao–Shenyang Railway is a major heavy-haul rail line in northeastern China that primarily carries coal from inland production areas to coastal ports for export and domestic use.
E454912 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: Qinhuangdao–Shenyang Railway | Statement: [Tangshan, railHubFor, Qinhuangdao–Shenyang Railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Qinhuangdao–Shenyang Railway
Context triple: [Tangshan, railHubFor, Qinhuangdao–Shenyang Railway]
  • A. Beijing–Harbin railway
    The Beijing–Harbin railway is a major trunk rail line in northeastern China that connects the capital Beijing with the city of Harbin, serving as a key corridor for passenger and freight transport.
  • B. Shijiazhuang–Jinan Railway
    The Shijiazhuang–Jinan Railway is a major rail line in northern China that connects the cities of Shijiazhuang in Hebei Province and Jinan in Shandong Province, serving as an important regional transportation corridor.
  • C. 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.
  • D. 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.
  • 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: Qinhuangdao–Shenyang Railway
Triple: [Tangshan, railHubFor, Qinhuangdao–Shenyang Railway]
Generated description
The Qinhuangdao–Shenyang Railway is a major heavy-haul rail line in northeastern China that primarily carries coal from inland production areas to coastal ports for export and domestic use.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Qinhuangdao–Shenyang Railway
Target entity description: The Qinhuangdao–Shenyang Railway is a major heavy-haul rail line in northeastern China that primarily carries coal from inland production areas to coastal ports for export and domestic use.
  • A. Beijing–Harbin railway
    The Beijing–Harbin railway is a major trunk rail line in northeastern China that connects the capital Beijing with the city of Harbin, serving as a key corridor for passenger and freight transport.
  • B. Shijiazhuang–Jinan Railway
    The Shijiazhuang–Jinan Railway is a major rail line in northern China that connects the cities of Shijiazhuang in Hebei Province and Jinan in Shandong Province, serving as an important regional transportation corridor.
  • C. 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.
  • D. 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.
  • 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_69bd46466c7081909d07f36be2d08804 completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd58c5afa48190bb8505e2cc16e89f completed March 20, 2026, 2:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69bde07f98748190b5f1a521aec28f51 completed March 21, 2026, 12:04 a.m.
NEDg Description generation batch_69bde0f9e7888190805b563833e7d3ed completed March 21, 2026, 12:06 a.m.
NED2 Entity disambiguation (via description) batch_69bde15ce13c8190b78ea8b2eca01e59 completed March 21, 2026, 12:07 a.m.
Created at: March 20, 2026, 1:10 p.m.