Triple

T6894704
Position Surface form Disambiguated ID Type / Status
Subject Changsha Huanghua International Airport E159141 entity
Predicate connectedBy P37 FINISHED
Object Changsha Metro Line 6
Changsha Metro Line 6 is a rapid transit line in Changsha, China, that provides urban rail service including a direct link to Changsha Huanghua International Airport.
 E626741 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: Changsha Metro Line 6 | Statement: [Changsha Huanghua International Airport, connectedBy, Changsha Metro Line 6]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Changsha Metro Line 6
Context triple: [Changsha Huanghua International Airport, connectedBy, Changsha Metro Line 6]
  • A. Changsha Metro
    Changsha Metro is the rapid transit system serving Changsha, the capital of Hunan Province in China, providing urban rail transportation across the city and its suburbs.
  • B. Wuhan Metro Line 6
    Wuhan Metro Line 6 is a rapid transit line in Wuhan, China, forming part of the city's urban subway network and serving key districts across the metropolis.
  • C. Guangzhou Metro Line 7
    Guangzhou Metro Line 7 is a rapid transit line in Guangzhou’s metro system that connects key southern districts and transport hubs, including Guangzhou South Railway Station.
  • D. Guangzhou Metro Line 22
    Guangzhou Metro Line 22 is a high-speed rapid transit line in Guangzhou designed to provide fast regional connections between major transport hubs and urban districts.
  • E. Guangzhou Metro Line 5
    Guangzhou Metro Line 5 is a major east–west rapid transit line in Guangzhou’s metro system, connecting key urban districts and serving as an important high-capacity commuter 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: Changsha Metro Line 6
Triple: [Changsha Huanghua International Airport, connectedBy, Changsha Metro Line 6]
Generated description
Changsha Metro Line 6 is a rapid transit line in Changsha, China, that provides urban rail service including a direct link to Changsha Huanghua International Airport.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Changsha Metro Line 6
Target entity description: Changsha Metro Line 6 is a rapid transit line in Changsha, China, that provides urban rail service including a direct link to Changsha Huanghua International Airport.
  • A. Changsha Metro
    Changsha Metro is the rapid transit system serving Changsha, the capital of Hunan Province in China, providing urban rail transportation across the city and its suburbs.
  • B. Wuhan Metro Line 6
    Wuhan Metro Line 6 is a rapid transit line in Wuhan, China, forming part of the city's urban subway network and serving key districts across the metropolis.
  • C. Guangzhou Metro Line 7
    Guangzhou Metro Line 7 is a rapid transit line in Guangzhou’s metro system that connects key southern districts and transport hubs, including Guangzhou South Railway Station.
  • D. Guangzhou Metro Line 22
    Guangzhou Metro Line 22 is a high-speed rapid transit line in Guangzhou designed to provide fast regional connections between major transport hubs and urban districts.
  • E. Guangzhou Metro Line 5
    Guangzhou Metro Line 5 is a major east–west rapid transit line in Guangzhou’s metro system, connecting key urban districts and serving as an important high-capacity commuter 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_69c6883568c8819081db6407e892cccc completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d933032c8190997d67a15897619b completed March 27, 2026, 7:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69c748db2bd48190bb26f60c58ec8229 completed March 28, 2026, 3:19 a.m.
NEDg Description generation batch_69c749901de081908e5c3ccd324e8191 completed March 28, 2026, 3:22 a.m.
NED2 Entity disambiguation (via description) batch_69c74a0bcddc819084b22925cf57a205 completed March 28, 2026, 3:24 a.m.
Created at: March 27, 2026, 2:24 p.m.