Triple

T9240787
Position Surface form Disambiguated ID Type / Status
Subject Circumvesuviana railway E222052 entity
Predicate formerOperator P179 FINISHED
Object Circumvesuviana (company)
Circumvesuviana is an Italian regional railway company that historically operated the narrow-gauge commuter and tourist rail network serving Naples and the towns around Mount Vesuvius.
E222052 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: Circumvesuviana (company) | Statement: [Circumvesuviana railway, formerOperator, Circumvesuviana (company)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Circumvesuviana (company)
Context triple: [Circumvesuviana railway, formerOperator, Circumvesuviana (company)]
  • A. Circumvesuviana railway
    The Circumvesuviana railway is a regional rail network in the Naples area of Italy that connects Naples with Sorrento and other towns around Mount Vesuvius.
  • B. 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.
  • C. 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.
  • 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. 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.
  • 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: Circumvesuviana (company)
Triple: [Circumvesuviana railway, formerOperator, Circumvesuviana (company)]
Generated description
Circumvesuviana is an Italian regional railway company that historically operated the narrow-gauge commuter and tourist rail network serving Naples and the towns around Mount Vesuvius.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Circumvesuviana (company)
Target entity description: Circumvesuviana is an Italian regional railway company that historically operated the narrow-gauge commuter and tourist rail network serving Naples and the towns around Mount Vesuvius.
  • A. Circumvesuviana railway chosen
    The Circumvesuviana railway is a regional rail network in the Naples area of Italy that connects Naples with Sorrento and other towns around Mount Vesuvius.
  • B. 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.
  • C. 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.
  • 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. 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.
  • F. None of above.

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_69ca83ee26cc81909ac624e190597d6d completed March 30, 2026, 2:08 p.m.
NER Named-entity recognition batch_69ccf0a3888c8190b72d8d0b850bdfbc completed April 1, 2026, 10:17 a.m.
NED1 Entity disambiguation (via context triple) batch_69d077e1ea448190a64a0371a412d314 completed April 4, 2026, 2:30 a.m.
NEDg Description generation batch_69d07be9c2ec8190aa734d8ffbaf5c6d completed April 4, 2026, 2:48 a.m.
NED2 Entity disambiguation (via description) batch_69d07c725a0c8190bf905461a38ef65e completed April 4, 2026, 2:50 a.m.
Created at: March 30, 2026, 7:30 p.m.