Triple

T13992370
Position Surface form Disambiguated ID Type / Status
Subject Nanchang Metro E336612 entity
Predicate hasLine P35 FINISHED
Object Nanchang Metro Line 4
Nanchang Metro Line 4 is a rapid transit line in Nanchang, China, forming part of the city's expanding urban rail network.
 E1079096 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: Nanchang Metro Line 4 | Statement: [Nanchang Metro, hasLine, Nanchang Metro Line 4]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Nanchang Metro Line 4
Context triple: [Nanchang Metro, hasLine, Nanchang Metro Line 4]
  • A. Nanchang Metro Line 3
    Nanchang Metro Line 3 is a rapid transit line in Nanchang, China, forming part of the city's expanding urban rail network.
  • B. Nanchang Metro Line 2
    Nanchang Metro Line 2 is a major east–west rapid transit line in Nanchang, China, serving key urban districts and connecting important commercial and residential areas.
  • C. Nanchang Metro Line 1
    Nanchang Metro Line 1 is a rapid transit line in Nanchang, China, forming part of the city's urban rail network and connecting key districts and transport hubs.
  • D. Nanchang Metro
    Nanchang Metro is the rapid transit system serving the city of Nanchang in Jiangxi Province, China.
  • E. 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.
  • 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: Nanchang Metro Line 4
Triple: [Nanchang Metro, hasLine, Nanchang Metro Line 4]
Generated description
Nanchang Metro Line 4 is a rapid transit line in Nanchang, China, forming part of the city's expanding urban rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Nanchang Metro Line 4
Target entity description: Nanchang Metro Line 4 is a rapid transit line in Nanchang, China, forming part of the city's expanding urban rail network.
  • A. Nanchang Metro Line 3
    Nanchang Metro Line 3 is a rapid transit line in Nanchang, China, forming part of the city's expanding urban rail network.
  • B. Nanchang Metro Line 2
    Nanchang Metro Line 2 is a major east–west rapid transit line in Nanchang, China, serving key urban districts and connecting important commercial and residential areas.
  • C. Nanchang Metro Line 1
    Nanchang Metro Line 1 is a rapid transit line in Nanchang, China, forming part of the city's urban rail network and connecting key districts and transport hubs.
  • D. Nanchang Metro
    Nanchang Metro is the rapid transit system serving the city of Nanchang in Jiangxi Province, China.
  • E. 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.
  • 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_69d81c639e808190a0e4b4f3d31c6a59 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de2eb3b5d881909f15a1e08bb202f3 completed April 14, 2026, 12:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcd0934b74819094ec7309c23a3e2a completed May 7, 2026, 5:49 p.m.
NEDg Description generation batch_69fcd176632c8190aa7dee337688b043 completed May 7, 2026, 5:52 p.m.
NED2 Entity disambiguation (via description) batch_69fcd28c1f0c819083b934a6afd656bf completed May 7, 2026, 5:57 p.m.
Created at: April 9, 2026, 10:19 p.m.