Triple

T14034562
Position Surface form Disambiguated ID Type / Status
Subject Latina railway station E337676 entity
Predicate trainServicesOperator P20222 FINISHED
Object Trenitalia E364696 NE FINISHED

How this triple was built (3 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: Trenitalia | Statement: [Latina railway station, trainServicesOperator, Trenitalia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Trenitalia
Context triple: [Latina railway station, trainServicesOperator, Trenitalia]
  • A. Trenitalia chosen
    Trenitalia is Italy’s primary national railway operator, running most of the country’s passenger and regional train services.
  • B. Trenitalia Tper
    Trenitalia Tper is a regional Italian railway company that operates passenger train services, particularly in parts of northern Italy including Emilia-Romagna and surrounding areas.
  • C. Rete Ferroviaria Italiana
    Rete Ferroviaria Italiana is Italy’s state-owned rail infrastructure manager responsible for the operation, maintenance, and development of the national railway network.
  • D. Ferrovie dello Stato Italiane
    Ferrovie dello Stato Italiane is Italy’s state-owned national railway holding company, overseeing passenger and freight rail services as well as rail infrastructure through various subsidiaries.
  • E. Leonardo Express train
    The Leonardo Express train is a dedicated non-stop rail service linking central Rome’s Termini station with Fiumicino Airport, providing a fast and frequent airport transfer for travelers.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: trainServicesOperator
Context triple: [Latina railway station, trainServicesOperator, Trenitalia]
  • A. trainOperator chosen
    Indicates that one entity operates, manages, or runs train services for another entity or within a specific rail system.
  • B. trainOperation
    Indicates that an entity is engaged in operating, running, or managing the movement and service of a train.
  • C. tramOperator
    Indicates that one entity operates, manages, or runs tram services for another entity or area.
  • D. railServicesTo
    Indicates that rail transportation services operate from one location to another specified destination.
  • E. railServiceType
    Indicates the specific category or type of rail service that applies to the relationship between the involved entities (e.g., local, express, freight).
  • F. None of above.

Provenance (4 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_69d81c664e48819088cbd8f433aeffe5 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de2fac71188190a586049405f1071e completed April 14, 2026, 12:14 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcd097814081909835aeed46aa4a59 completed May 7, 2026, 5:49 p.m.
PD Predicate disambiguation batch_69de05ab36b48190920efb1869bdb1fe completed April 14, 2026, 9:15 a.m.
Created at: April 9, 2026, 10:20 p.m.