Triple

T4682575
Position Surface form Disambiguated ID Type / Status
Subject Hefei Metro E103838 entity
Predicate hasLineUnderConstruction P58991 FINISHED
Object Hefei Metro Line 6
Hefei Metro Line 6 is a planned rapid transit line in Hefei, China, currently under construction as part of the city’s expanding urban rail network.
E473467 NE FINISHED

How this triple was built (5 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 Metro Line 6 | Statement: [Hefei Metro, hasLineUnderConstruction, Hefei Metro Line 6]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hefei Metro Line 6
Context triple: [Hefei Metro, hasLineUnderConstruction, Hefei Metro Line 6]
  • A. Hefei Metro Line 5
    Hefei Metro Line 5 is a rapid transit line serving key north–south corridors within the city of Hefei, China, as part of its expanding urban subway network.
  • B. Hefei Metro
    Hefei Metro is the rapid transit system serving Hefei, the capital city of China’s Anhui Province, providing urban rail transportation across the metropolitan area.
  • C. 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.
  • D. Nanchang Metro
    Nanchang Metro is the rapid transit system serving the city of Nanchang in Jiangxi Province, China.
  • E. Huainan railway
    Huainan railway is a major rail line in Anhui Province, China, connecting key cities such as Hefei and facilitating regional passenger and freight transport.
  • 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 Metro Line 6
Triple: [Hefei Metro, hasLineUnderConstruction, Hefei Metro Line 6]
Generated description
Hefei Metro Line 6 is a planned rapid transit line in Hefei, China, currently under construction as part of the city’s expanding urban rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hefei Metro Line 6
Target entity description: Hefei Metro Line 6 is a planned rapid transit line in Hefei, China, currently under construction as part of the city’s expanding urban rail network.
  • A. Hefei Metro Line 5
    Hefei Metro Line 5 is a rapid transit line serving key north–south corridors within the city of Hefei, China, as part of its expanding urban subway network.
  • B. Hefei Metro
    Hefei Metro is the rapid transit system serving Hefei, the capital city of China’s Anhui Province, providing urban rail transportation across the metropolitan area.
  • C. 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.
  • D. Nanchang Metro
    Nanchang Metro is the rapid transit system serving the city of Nanchang in Jiangxi Province, China.
  • E. Huainan railway
    Huainan railway is a major rail line in Anhui Province, China, connecting key cities such as Hefei and facilitating regional passenger and freight transport.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasLineUnderConstruction
Context triple: [Hefei Metro, hasLineUnderConstruction, Hefei Metro Line 6]
  • A. hasLowerLevelLine
    Indicates that one line is positioned or ranked below another line within a hierarchical or layered structure.
  • B. isLinedWith
    Indicates that one object or surface is covered, edged, or internally coated along its length or area with another material or layer.
  • C. hasAssemblyLineFor
    Indicates that one entity operates or contains an assembly line specifically used to produce, process, or assemble another entity.
  • D. hasNearbyStateLine
    Indicates that one location is situated close to the boundary line of a neighboring state.
  • E. hasLineLength
    Indicates that one entity has, is characterized by, or is associated with a specific line length value.
  • F. None of above. chosen

Provenance (7 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_69bd43debbf08190b4bc372e286ec234 completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd67c9c3c08190a6c4944cdd1362a8 completed March 20, 2026, 3:29 p.m.
NED1 Entity disambiguation (via context triple) batch_69be5c80125c8190b0ac3f759cce1c32 completed March 21, 2026, 8:53 a.m.
NEDg Description generation batch_69be5d6a3df081909de27be7a16b33f7 completed March 21, 2026, 8:57 a.m.
NED2 Entity disambiguation (via description) batch_69be5dcbb58c8190bbcf75c570720ad6 completed March 21, 2026, 8:58 a.m.
PD Predicate disambiguation batch_69bd6217e0088190836570522e324dc6 completed March 20, 2026, 3:04 p.m.
PDg Predicate description generation batch_69bd67c895dc8190ba648002ff54424b completed March 20, 2026, 3:29 p.m.
Created at: March 20, 2026, 1:16 p.m.