Triple

T7172170
Position Surface form Disambiguated ID Type / Status
Subject Ladispoli E167225 entity
Predicate locatedOnRailway P848 FINISHED
Object 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.
E647663 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: Rome–Pisa railway | Statement: [Ladispoli, locatedOnRailway, Rome–Pisa railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Rome–Pisa railway
Context triple: [Ladispoli, locatedOnRailway, Rome–Pisa railway]
  • A. 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.
  • B. Florence–Arezzo–Rome railway
    The Florence–Arezzo–Rome railway is a major Italian rail line that connects Florence with Rome via Arezzo, serving as an important north–south passenger and freight corridor.
  • C. Bologna–Florence railway
    The Bologna–Florence railway is a major Italian rail line crossing the Apennine Mountains to connect the northern city of Bologna with Florence in central Italy, serving as a key corridor between northern and southern Italy.
  • D. 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.
  • E. Turin–Savona railway
    The Turin–Savona railway is a major Italian rail line connecting the city of Turin in Piedmont with the port city of Savona on the Ligurian coast, serving both passenger and freight traffic across northwestern Italy.
  • 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: Rome–Pisa railway
Triple: [Ladispoli, locatedOnRailway, Rome–Pisa railway]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Rome–Pisa railway
Target entity description: 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.
  • A. 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.
  • B. Florence–Arezzo–Rome railway
    The Florence–Arezzo–Rome railway is a major Italian rail line that connects Florence with Rome via Arezzo, serving as an important north–south passenger and freight corridor.
  • C. Bologna–Florence railway
    The Bologna–Florence railway is a major Italian rail line crossing the Apennine Mountains to connect the northern city of Bologna with Florence in central Italy, serving as a key corridor between northern and southern Italy.
  • D. 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.
  • E. Turin–Savona railway
    The Turin–Savona railway is a major Italian rail line connecting the city of Turin in Piedmont with the port city of Savona on the Ligurian coast, serving both passenger and freight traffic across northwestern Italy.
  • 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_69c68889a2748190a316c5e65360361a completed March 27, 2026, 1:39 p.m.
NER Named-entity recognition batch_69c6e88b0a448190a19bd2d9e2a310a4 completed March 27, 2026, 8:28 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7b918a838819088bd24d462101902 completed March 28, 2026, 11:18 a.m.
NEDg Description generation batch_69c7b9c1afe48190bc55468790e84067 completed March 28, 2026, 11:21 a.m.
NED2 Entity disambiguation (via description) batch_69c7ba441f8c8190a4f88b140a1563f9 completed March 28, 2026, 11:23 a.m.
Created at: March 27, 2026, 2:48 p.m.