Triple

T7384891
Position Surface form Disambiguated ID Type / Status
Subject Changsha Metro E170355 entity
Predicate hasLine P35 FINISHED
Object Changsha Metro Line 5
Changsha Metro Line 5 is a rapid transit line in Changsha, China, forming part of the city's urban subway network and serving key residential and commercial areas.
 E666079 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 5 | Statement: [Changsha Metro, hasLine, Changsha Metro Line 5]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Changsha Metro Line 5
Context triple: [Changsha Metro, hasLine, Changsha Metro Line 5]
  • A. 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.
  • B. Changsha Metro Line 4
    Changsha Metro Line 4 is a rapid transit line in Changsha, China, forming part of the city's urban subway network and connecting key districts across the metropolitan area.
  • C. Changsha Metro Line 2
    Changsha Metro Line 2 is a major east–west rapid transit line in Changsha, China, connecting key urban districts and serving as one of the city's primary public transportation corridors.
  • D. Changsha Metro Line 3
    Changsha Metro Line 3 is a rapid transit line in Changsha, China, forming part of the city's urban subway network and connecting key districts across the metropolitan area.
  • E. 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.
  • 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 5
Triple: [Changsha Metro, hasLine, Changsha Metro Line 5]
Generated description
Changsha Metro Line 5 is a rapid transit line in Changsha, China, forming part of the city's urban subway network and serving key residential and commercial areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Changsha Metro Line 5
Target entity description: Changsha Metro Line 5 is a rapid transit line in Changsha, China, forming part of the city's urban subway network and serving key residential and commercial areas.
  • A. 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.
  • B. Changsha Metro Line 4
    Changsha Metro Line 4 is a rapid transit line in Changsha, China, forming part of the city's urban subway network and connecting key districts across the metropolitan area.
  • C. Changsha Metro Line 2
    Changsha Metro Line 2 is a major east–west rapid transit line in Changsha, China, connecting key urban districts and serving as one of the city's primary public transportation corridors.
  • D. Changsha Metro Line 3
    Changsha Metro Line 3 is a rapid transit line in Changsha, China, forming part of the city's urban subway network and connecting key districts across the metropolitan area.
  • E. 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.
  • 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_69c68a5d0ed08190b6d361e68f813330 completed March 27, 2026, 1:47 p.m.
NER Named-entity recognition batch_69c6f1efe1308190b96eefbff56140be completed March 27, 2026, 9:09 p.m.
NED1 Entity disambiguation (via context triple) batch_69c83437dd28819088c17cfd7dea2e5b completed March 28, 2026, 8:04 p.m.
NEDg Description generation batch_69c834df98908190a13df51182751a75 completed March 28, 2026, 8:06 p.m.
NED2 Entity disambiguation (via description) batch_69c83597d0f0819091a095e8376fd644 completed March 28, 2026, 8:10 p.m.
Created at: March 27, 2026, 3:08 p.m.