Triple

T20184226
Position Surface form Disambiguated ID Type / Status
Subject Santa Margherita Ligure E492811 entity
Predicate railwayLine P848 FINISHED
Object Genoa–Pisa railway
The Genoa–Pisa railway is a major coastal rail line in northwestern Italy that connects the Ligurian and Tuscan coasts, serving numerous seaside towns and cities along the Tyrrhenian Sea.
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: [Santa Margherita Ligure, railwayLine, Genoa–Pisa railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Genoa–Pisa railway
Context triple: [Santa Margherita Ligure, 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: [Santa Margherita Ligure, railwayLine, Genoa–Pisa railway]
Generated description
The Genoa–Pisa railway is a major coastal rail line in northwestern Italy that connects the Ligurian and Tuscan coasts, serving numerous seaside towns and cities along the Tyrrhenian Sea.
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 coastal rail line in northwestern Italy that connects the Ligurian and Tuscan coasts, serving numerous seaside towns and cities along the Tyrrhenian Sea.
  • 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_69da6268a034819081cbd9ea5a1c9475 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e668f199688190a42094cce220f6f2 completed April 20, 2026, 5:57 p.m.
NED1 Entity disambiguation (via context triple) batch_6a083c7febf8819091f9b551b3d3b779 completed May 16, 2026, 9:44 a.m.
NEDg Description generation batch_6a083d3196148190847a625ad09762a2 completed May 16, 2026, 9:47 a.m.
NED2 Entity disambiguation (via description) batch_6a083e04aab88190a1e0219427d8d0e1 completed May 16, 2026, 9:51 a.m.
Created at: April 11, 2026, 11:36 p.m.