Triple

T7949462
Position Surface form Disambiguated ID Type / Status
Subject Milano Cadorna station E184577 entity
Predicate metroServicesOperatedBy P31751 FINISHED
Object Azienda Trasporti Milanesi
Azienda Trasporti Milanesi is the public transport company responsible for operating Milan’s urban transit network, including its metro, trams, and buses.
E704596 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: Azienda Trasporti Milanesi | Statement: [Milano Cadorna station, metroServicesOperatedBy, Azienda Trasporti Milanesi]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Azienda Trasporti Milanesi
Context triple: [Milano Cadorna station, metroServicesOperatedBy, Azienda Trasporti Milanesi]
  • A. Gruppo Torinese Trasporti
    Gruppo Torinese Trasporti is the main public transport company serving the Turin metropolitan area in Italy, managing services such as buses, trams, and the Turin Metro.
  • B. Tramvia Metropolità S.A.
    Tramvia Metropolità S.A. is the company responsible for managing and operating parts of the modern tram network serving the Barcelona metropolitan area.
  • C. BC Rapid Transit Company
    BC Rapid Transit Company is the public agency responsible for operating and managing metro and light rail transit services in the Metro Vancouver region of British Columbia, Canada.
  • D. Piave Lines
    Piave Lines is a military accommodation and training area within Catterick Garrison, one of the major British Army bases in North Yorkshire, England.
  • E. Urban Rail Transport S.A.
    Urban Rail Transport S.A. is the public company responsible for operating and managing urban rail systems in Athens, Greece, including metro and tram services.
  • 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: Azienda Trasporti Milanesi
Triple: [Milano Cadorna station, metroServicesOperatedBy, Azienda Trasporti Milanesi]
Generated description
Azienda Trasporti Milanesi is the public transport company responsible for operating Milan’s urban transit network, including its metro, trams, and buses.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Azienda Trasporti Milanesi
Target entity description: Azienda Trasporti Milanesi is the public transport company responsible for operating Milan’s urban transit network, including its metro, trams, and buses.
  • A. Gruppo Torinese Trasporti
    Gruppo Torinese Trasporti is the main public transport company serving the Turin metropolitan area in Italy, managing services such as buses, trams, and the Turin Metro.
  • B. Tramvia Metropolità S.A.
    Tramvia Metropolità S.A. is the company responsible for managing and operating parts of the modern tram network serving the Barcelona metropolitan area.
  • C. BC Rapid Transit Company
    BC Rapid Transit Company is the public agency responsible for operating and managing metro and light rail transit services in the Metro Vancouver region of British Columbia, Canada.
  • D. Piave Lines
    Piave Lines is a military accommodation and training area within Catterick Garrison, one of the major British Army bases in North Yorkshire, England.
  • E. Urban Rail Transport S.A.
    Urban Rail Transport S.A. is the public company responsible for operating and managing urban rail systems in Athens, Greece, including metro and tram services.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: metroServicesOperatedBy
Context triple: [Milano Cadorna station, metroServicesOperatedBy, Azienda Trasporti Milanesi]
  • A. subwayServices
    Indicates that one entity provides or operates subway transportation services for another entity or area.
  • B. transportationServedBy
    Indicates that a transportation facility, route, or area is provided service or coverage by a specific transportation provider or mode.
  • C. partOfTransitSystem
    Indicates that something is a component or segment within a larger transit or transportation system.
  • D. subwayOperation
    Indicates the operation or running of a subway system, relating transit services to the times, routes, or conditions under which subway trains are in service.
  • E. operatedPassengerServices chosen
    Indicates that an entity provided and managed transportation services specifically for carrying passengers.
  • F. None of above.

Provenance (6 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_69ca8292cba881908a64427b938dac47 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb3b2d09a4819097aa49e29a5426ec completed March 31, 2026, 3:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69cbe03c7d308190aec1172415be995c completed March 31, 2026, 2:54 p.m.
NEDg Description generation batch_69cbe4383d0c819085e7c95e7b0be16e completed March 31, 2026, 3:11 p.m.
NED2 Entity disambiguation (via description) batch_69cc34a83cec81908aba7afbaea53449 completed March 31, 2026, 8:55 p.m.
PD Predicate disambiguation batch_69cae9361bc48190886b7681e563d46b completed March 30, 2026, 9:20 p.m.
Created at: March 30, 2026, 5:10 p.m.