Triple

T15554439
Position Surface form Disambiguated ID Type / Status
Subject Voghera E370831 entity
Predicate railwayJunctionFor P14468 FINISHED
Object Voghera–Varzi railway (former)
The Voghera–Varzi railway was a former Italian regional rail line that connected the town of Voghera with Varzi through the Oltrepò Pavese area in Lombardy.
 E1163925 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: Voghera–Varzi railway (former) | Statement: [Voghera, railwayJunctionFor, Voghera–Varzi railway (former)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Voghera–Varzi railway (former)
Context triple: [Voghera, railwayJunctionFor, Voghera–Varzi railway (former)]
  • A. Gallarate–Varese railway
    The Gallarate–Varese railway is a regional rail line in northern Italy that connects the town of Gallarate with the city of Varese in Lombardy.
  • B. 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.
  • C. Legnago–Rovigo railway
    The Legnago–Rovigo railway is a regional rail line in northern Italy that connects the town of Legnago with the city of Rovigo, serving local passenger and freight traffic.
  • D. 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.
  • E. Vicenza–Valdagno railway
    The Vicenza–Valdagno railway was a regional rail line in northern Italy that connected the city of Vicenza with the town of Valdagno, serving local passenger and freight traffic.
  • 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: Voghera–Varzi railway (former)
Triple: [Voghera, railwayJunctionFor, Voghera–Varzi railway (former)]
Generated description
The Voghera–Varzi railway was a former Italian regional rail line that connected the town of Voghera with Varzi through the Oltrepò Pavese area in Lombardy.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Voghera–Varzi railway (former)
Target entity description: The Voghera–Varzi railway was a former Italian regional rail line that connected the town of Voghera with Varzi through the Oltrepò Pavese area in Lombardy.
  • A. Gallarate–Varese railway
    The Gallarate–Varese railway is a regional rail line in northern Italy that connects the town of Gallarate with the city of Varese in Lombardy.
  • B. 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.
  • C. Legnago–Rovigo railway
    The Legnago–Rovigo railway is a regional rail line in northern Italy that connects the town of Legnago with the city of Rovigo, serving local passenger and freight traffic.
  • D. 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.
  • E. Vicenza–Valdagno railway
    The Vicenza–Valdagno railway was a regional rail line in northern Italy that connected the city of Vicenza with the town of Valdagno, serving local passenger and freight traffic.
  • 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_69d85cc6cf40819091f4a5facee1ebe6 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04a96c0c88190808f68601a36b506 completed April 16, 2026, 2:33 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff456209288190aba6debd434af741 completed May 9, 2026, 2:32 p.m.
NEDg Description generation batch_69ff471cb68c8190924e894b190f15f4 completed May 9, 2026, 2:39 p.m.
NED2 Entity disambiguation (via description) batch_69ff47aeddac8190a87024019ecb1396 completed May 9, 2026, 2:41 p.m.
Created at: April 10, 2026, 4:09 a.m.