Triple

T14557046
Position Surface form Disambiguated ID Type / Status
Subject Mantua railway station E341565 entity
Predicate lineTerminusOf P46766 FINISHED
Object Verona–Mantua–Modena railway
The Verona–Mantua–Modena railway is an Italian rail line in northern Italy that connects the cities of Verona, Mantua, and Modena, serving as an important regional passenger and freight route.
 E1106032 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: Verona–Mantua–Modena railway | Statement: [Mantua railway station, lineTerminusOf, Verona–Mantua–Modena railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Verona–Mantua–Modena railway
Context triple: [Mantua railway station, lineTerminusOf, Verona–Mantua–Modena railway]
  • A. Verona–Bologna railway
    The Verona–Bologna railway is a major Italian rail line connecting the cities of Verona and Bologna, serving as an important north–south transport corridor in northern Italy.
  • B. Bologna–Ferrara railway
    The Bologna–Ferrara railway is a key rail line in northern Italy that connects the major transport hub of Bologna with the city of Ferrara, serving both regional and long-distance traffic.
  • C. Bologna–Padua railway
    The Bologna–Padua railway is a major Italian rail line in northern Italy that connects the cities of Bologna and Padua, serving as an important corridor for both regional and long-distance passenger and freight traffic.
  • D. Alessandria–Piacenza railway
    The Alessandria–Piacenza railway is an Italian rail line connecting the cities of Alessandria in Piedmont and Piacenza in Emilia-Romagna, serving as an important regional transport corridor.
  • E. Milan–Bologna railway
    The Milan–Bologna railway is a major Italian mainline rail corridor connecting the northern cities of Milan and Bologna and forming a key segment of the country’s high-capacity transport network.
  • 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: Verona–Mantua–Modena railway
Triple: [Mantua railway station, lineTerminusOf, Verona–Mantua–Modena railway]
Generated description
The Verona–Mantua–Modena railway is an Italian rail line in northern Italy that connects the cities of Verona, Mantua, and Modena, serving as an important regional passenger and freight route.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Verona–Mantua–Modena railway
Target entity description: The Verona–Mantua–Modena railway is an Italian rail line in northern Italy that connects the cities of Verona, Mantua, and Modena, serving as an important regional passenger and freight route.
  • A. Verona–Bologna railway
    The Verona–Bologna railway is a major Italian rail line connecting the cities of Verona and Bologna, serving as an important north–south transport corridor in northern Italy.
  • B. Bologna–Ferrara railway
    The Bologna–Ferrara railway is a key rail line in northern Italy that connects the major transport hub of Bologna with the city of Ferrara, serving both regional and long-distance traffic.
  • C. Bologna–Padua railway
    The Bologna–Padua railway is a major Italian rail line in northern Italy that connects the cities of Bologna and Padua, serving as an important corridor for both regional and long-distance passenger and freight traffic.
  • D. Alessandria–Piacenza railway
    The Alessandria–Piacenza railway is an Italian rail line connecting the cities of Alessandria in Piedmont and Piacenza in Emilia-Romagna, serving as an important regional transport corridor.
  • E. Milan–Bologna railway
    The Milan–Bologna railway is a major Italian mainline rail corridor connecting the northern cities of Milan and Bologna and forming a key segment of the country’s high-capacity transport network.
  • 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_69d822db9c8481908213ceb39585f792 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69deb2f1490881908673f429e5288c86 completed April 14, 2026, 9:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd8abde0308190819da6867e703ea7 completed May 8, 2026, 7:03 a.m.
NEDg Description generation batch_69fd8bb3c1188190b158d30e9c962911 completed May 8, 2026, 7:07 a.m.
NED2 Entity disambiguation (via description) batch_69fd8c6e7d448190835f87e27c998623 completed May 8, 2026, 7:10 a.m.
Created at: April 10, 2026, 1:23 a.m.