Triple

T4369674
Position Surface form Disambiguated ID Type / Status
Subject Hefei Railway Station E98864 entity
Predicate isStopOn P9950 FINISHED
Object Hefei–Bengbu railway
The Hefei–Bengbu railway is a high-speed rail line in eastern China that connects the cities of Hefei and Bengbu as part of the country’s expanding passenger rail network.
 E436814 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: Hefei–Bengbu railway | Statement: [Hefei Railway Station, isStopOn, Hefei–Bengbu railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hefei–Bengbu railway
Context triple: [Hefei Railway Station, isStopOn, Hefei–Bengbu railway]
  • A. Hefei–Nanjing railway
    The Hefei–Nanjing railway is a major rail line in eastern China that connects the cities of Hefei and Nanjing, serving as an important regional passenger and freight corridor.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: Hefei–Bengbu railway
Triple: [Hefei Railway Station, isStopOn, Hefei–Bengbu railway]
Generated description
The Hefei–Bengbu railway is a high-speed rail line in eastern China that connects the cities of Hefei and Bengbu as part of the country’s expanding passenger rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hefei–Bengbu railway
Target entity description: The Hefei–Bengbu railway is a high-speed rail line in eastern China that connects the cities of Hefei and Bengbu as part of the country’s expanding passenger rail network.
  • A. Hefei–Nanjing railway
    The Hefei–Nanjing railway is a major rail line in eastern China that connects the cities of Hefei and Nanjing, serving as an important regional passenger and freight corridor.
  • B. 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.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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_69b3454db3708190aeafd814413c4c3d completed March 12, 2026, 10:59 p.m.
NER Named-entity recognition batch_69b352052b388190b02cca9a3b480be4 completed March 12, 2026, 11:53 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5f5d4612c8190ac5163d50299f8ab completed March 14, 2026, 11:57 p.m.
NEDg Description generation batch_69b5f674c94c81908327336dd4380d2e completed March 14, 2026, 11:59 p.m.
NED2 Entity disambiguation (via description) batch_69b5f719d008819090a35e3597a0089f completed March 15, 2026, 12:02 a.m.
Created at: March 12, 2026, 11:17 p.m.