Triple

T10242008
Position Surface form Disambiguated ID Type / Status
Subject Vercelli E243615 entity
Predicate railwayLine P848 FINISHED
Object Vercelli–Casale Monferrato railway
The Vercelli–Casale Monferrato railway is a regional rail line in northern Italy connecting the city of Vercelli with Casale Monferrato across the Piedmont region.
 E856734 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: Vercelli–Casale Monferrato railway | Statement: [Vercelli, railwayLine, Vercelli–Casale Monferrato railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Vercelli–Casale Monferrato railway
Context triple: [Vercelli, railwayLine, Vercelli–Casale Monferrato railway]
  • A. Cuneo–Ventimiglia railway
    The Cuneo–Ventimiglia railway is a transalpine rail line in northwestern Italy that connects the Piedmont region with the Ligurian coast and France through a series of tunnels and mountain passes.
  • B. Vercelli–Pavia railway
    The Vercelli–Pavia railway is a regional rail line in northern Italy that connects the city of Vercelli in Piedmont with Pavia in Lombardy, serving as part of the local passenger and freight transport network.
  • C. Turin–Cuneo railway
    The Turin–Cuneo railway is a regional rail line in northwestern Italy that connects the city of Turin with Cuneo through the Piedmont region.
  • D. 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.
  • E. Turin–Pinerolo railway
    The Turin–Pinerolo railway is a regional rail line in the Piedmont region of northwestern Italy that connects the city of Turin with the town of Pinerolo.
  • 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: Vercelli–Casale Monferrato railway
Triple: [Vercelli, railwayLine, Vercelli–Casale Monferrato railway]
Generated description
The Vercelli–Casale Monferrato railway is a regional rail line in northern Italy connecting the city of Vercelli with Casale Monferrato across the Piedmont region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Vercelli–Casale Monferrato railway
Target entity description: The Vercelli–Casale Monferrato railway is a regional rail line in northern Italy connecting the city of Vercelli with Casale Monferrato across the Piedmont region.
  • A. Cuneo–Ventimiglia railway
    The Cuneo–Ventimiglia railway is a transalpine rail line in northwestern Italy that connects the Piedmont region with the Ligurian coast and France through a series of tunnels and mountain passes.
  • B. Vercelli–Pavia railway
    The Vercelli–Pavia railway is a regional rail line in northern Italy that connects the city of Vercelli in Piedmont with Pavia in Lombardy, serving as part of the local passenger and freight transport network.
  • C. Turin–Cuneo railway
    The Turin–Cuneo railway is a regional rail line in northwestern Italy that connects the city of Turin with Cuneo through the Piedmont region.
  • D. 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.
  • E. Turin–Pinerolo railway
    The Turin–Pinerolo railway is a regional rail line in the Piedmont region of northwestern Italy that connects the city of Turin with the town of Pinerolo.
  • 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_69d381b0f97c819085c9b45799a5fb7c completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d4d21f2ae0819098ac60c828dc9cae completed April 7, 2026, 9:45 a.m.
NED1 Entity disambiguation (via context triple) batch_69d74fe436d48190b889ccf5884d1bb7 completed April 9, 2026, 7:06 a.m.
NEDg Description generation batch_69d751122d208190abaa4fd72a07643b completed April 9, 2026, 7:11 a.m.
NED2 Entity disambiguation (via description) batch_69d751d4aa908190a825322ebf0066af completed April 9, 2026, 7:14 a.m.
Created at: April 6, 2026, 11:25 a.m.