Triple

T17113078
Position Surface form Disambiguated ID Type / Status
Subject Priverno railway station E415272 entity
Predicate railwayLine P848 FINISHED
Object Terracina railway
The Terracina railway is a regional rail line in Italy that connects the coastal town of Terracina with the main Rome–Naples railway network.
E1251172 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: Terracina railway | Statement: [Priverno railway station, railwayLine, Terracina railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Terracina railway
Context triple: [Priverno railway station, railwayLine, Terracina railway]
  • A. Rome–Pescara railway
    The Rome–Pescara railway is a major Italian rail line that connects the capital city of Rome with the Adriatic coastal city of Pescara across the Apennine Mountains.
  • B. Rome–Albano railway
    The Rome–Albano railway is a regional rail line in the Lazio region of Italy that connects Rome with the town of Albano Laziale, serving several communities in the Alban Hills.
  • C. Rome–Ancona railway
    The Rome–Ancona railway is a major Italian rail line that connects the capital city of Rome with the Adriatic port city of Ancona across the Apennine Mountains.
  • D. Ancona–Orte railway
    The Ancona–Orte railway is a major Italian rail line that connects the Adriatic coast with the inland city of Orte, serving as an important cross-country transport corridor.
  • E. Canavesana railway
    The Canavesana railway is a regional rail line in the Piedmont region of Italy that connects towns in the Canavese area with the city of Turin.
  • 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: Terracina railway
Triple: [Priverno railway station, railwayLine, Terracina railway]
Generated description
The Terracina railway is a regional rail line in Italy that connects the coastal town of Terracina with the main Rome–Naples railway network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Terracina railway
Target entity description: The Terracina railway is a regional rail line in Italy that connects the coastal town of Terracina with the main Rome–Naples railway network.
  • A. Rome–Pescara railway
    The Rome–Pescara railway is a major Italian rail line that connects the capital city of Rome with the Adriatic coastal city of Pescara across the Apennine Mountains.
  • B. Rome–Albano railway
    The Rome–Albano railway is a regional rail line in the Lazio region of Italy that connects Rome with the town of Albano Laziale, serving several communities in the Alban Hills.
  • C. Rome–Ancona railway
    The Rome–Ancona railway is a major Italian rail line that connects the capital city of Rome with the Adriatic port city of Ancona across the Apennine Mountains.
  • D. Ancona–Orte railway
    The Ancona–Orte railway is a major Italian rail line that connects the Adriatic coast with the inland city of Orte, serving as an important cross-country transport corridor.
  • E. Canavesana railway
    The Canavesana railway is a regional rail line in the Piedmont region of Italy that connects towns in the Canavese area with the city of Turin.
  • 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_69d886d090cc8190a39cb94992586905 completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3e8033840819083e9a506e48c31b4 completed April 18, 2026, 8:22 p.m.
NED1 Entity disambiguation (via context triple) batch_6a013a062d7c81908fe8cdc9e4637168 completed May 11, 2026, 2:08 a.m.
NEDg Description generation batch_6a013a8e69388190b8d48d70a28e99bd completed May 11, 2026, 2:10 a.m.
NED2 Entity disambiguation (via description) batch_6a013b6824888190853cf36548507e1b completed May 11, 2026, 2:14 a.m.
Created at: April 10, 2026, 5:35 a.m.