Triple

T22592420
Position Surface form Disambiguated ID Type / Status
Subject Genova Piazza Principe E564983 entity
Predicate railwayLine P848 FINISHED
Object Genoa–Pisa railway
The Genoa–Pisa railway is a major Italian coastal rail line connecting Liguria and Tuscany along the Tyrrhenian Sea, serving key cities and ports between Genoa and Pisa.
E134700 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: Genoa–Pisa railway | Statement: [Genova Piazza Principe, railwayLine, Genoa–Pisa railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Genoa–Pisa railway
Context triple: [Genova Piazza Principe, railwayLine, Genoa–Pisa railway]
  • A. Rome–Pisa railway
    The Rome–Pisa railway is a major Italian rail line running along the Tyrrhenian coast, connecting Rome with Pisa and serving numerous coastal towns and cities in between.
  • B. Genoa–Ventimiglia railway
    The Genoa–Ventimiglia railway is a major coastal rail line in northwestern Italy that runs along the Ligurian Sea, connecting Genoa with towns up to the French border.
  • C. Florence–Pisa–Livorno railway
    The Florence–Pisa–Livorno railway is a major Italian rail line in Tuscany that connects the inland city of Florence with the coastal cities of Pisa and Livorno, serving as an important route for both regional and long-distance passenger traffic.
  • D. Turin–Genoa railway
    The Turin–Genoa railway is a major Italian rail line that connects the industrial city of Turin with the port city of Genoa, serving as a key north–south transport corridor across northwestern Italy.
  • E. Florence–Viareggio railway
    The Florence–Viareggio railway is a major Italian rail line connecting the inland city of Florence with the coastal town of Viareggio, serving both regional and intercity traffic across Tuscany.
  • 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: Genoa–Pisa railway
Triple: [Genova Piazza Principe, railwayLine, Genoa–Pisa railway]
Generated description
The Genoa–Pisa railway is a major Italian coastal rail line connecting Liguria and Tuscany along the Tyrrhenian Sea, serving key cities and ports between Genoa and Pisa.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Genoa–Pisa railway
Target entity description: The Genoa–Pisa railway is a major Italian coastal rail line connecting Liguria and Tuscany along the Tyrrhenian Sea, serving key cities and ports between Genoa and Pisa.
  • A. Rome–Pisa railway
    The Rome–Pisa railway is a major Italian rail line running along the Tyrrhenian coast, connecting Rome with Pisa and serving numerous coastal towns and cities in between.
  • B. Genoa–Ventimiglia railway chosen
    The Genoa–Ventimiglia railway is a major coastal rail line in northwestern Italy that runs along the Ligurian Sea, connecting Genoa with towns up to the French border.
  • C. Florence–Pisa–Livorno railway
    The Florence–Pisa–Livorno railway is a major Italian rail line in Tuscany that connects the inland city of Florence with the coastal cities of Pisa and Livorno, serving as an important route for both regional and long-distance passenger traffic.
  • D. Turin–Genoa railway
    The Turin–Genoa railway is a major Italian rail line that connects the industrial city of Turin with the port city of Genoa, serving as a key north–south transport corridor across northwestern Italy.
  • E. Florence–Viareggio railway
    The Florence–Viareggio railway is a major Italian rail line connecting the inland city of Florence with the coastal town of Viareggio, serving both regional and intercity traffic across Tuscany.
  • 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_69e245836014819091b91ed3074742a3 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f16162c2cc8190a506776ac52356d7 completed April 29, 2026, 1:39 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0bae72fec08190a224971ca3330681 completed May 19, 2026, 12:27 a.m.
NEDg Description generation batch_6a0bafa985508190b3206760d58c5018 completed May 19, 2026, 12:32 a.m.
NED2 Entity disambiguation (via description) batch_6a0bb052e8e881909cc9495be15cfb9f completed May 19, 2026, 12:35 a.m.
Created at: April 17, 2026, 2:49 p.m.