Triple

T9814037
Position Surface form Disambiguated ID Type / Status
Subject Alessandria E238351 entity
Predicate railJunction P14468 FINISHED
Object Milan–Genoa railway
The Milan–Genoa railway is a major Italian rail line connecting the industrial hub of Milan with the important port city of Genoa, serving as a key corridor for both passenger and freight traffic in northern Italy.
E824333 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: Milan–Genoa railway | Statement: [Alessandria, railJunction, Milan–Genoa railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Milan–Genoa railway
Context triple: [Alessandria, railJunction, Milan–Genoa railway]
  • A. Turin–Milan railway
    The Turin–Milan railway is a major Italian rail corridor connecting the cities of Turin and Milan, serving as a key route for both regional and high-speed passenger services in northern Italy.
  • B. 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.
  • C. Milan–Bergamo railway
    The Milan–Bergamo railway is a key Italian rail line connecting the city of Milan with Bergamo, serving both regional commuter and intercity traffic in Lombardy.
  • D. 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.
  • 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: Milan–Genoa railway
Triple: [Alessandria, railJunction, Milan–Genoa railway]
Generated description
The Milan–Genoa railway is a major Italian rail line connecting the industrial hub of Milan with the important port city of Genoa, serving as a key corridor for both passenger and freight traffic in northern Italy.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Milan–Genoa railway
Target entity description: The Milan–Genoa railway is a major Italian rail line connecting the industrial hub of Milan with the important port city of Genoa, serving as a key corridor for both passenger and freight traffic in northern Italy.
  • A. Turin–Milan railway
    The Turin–Milan railway is a major Italian rail corridor connecting the cities of Turin and Milan, serving as a key route for both regional and high-speed passenger services in northern Italy.
  • B. 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.
  • C. Milan–Bergamo railway
    The Milan–Bergamo railway is a key Italian rail line connecting the city of Milan with Bergamo, serving both regional commuter and intercity traffic in Lombardy.
  • D. 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.
  • 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_69ca84defac48190abc1148804f184c1 completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cdb2f19660819083e3f15780352052 completed April 2, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69d1d5b264c88190bf16c8c32c360878 completed April 5, 2026, 3:23 a.m.
NEDg Description generation batch_69d1d6252f6c819087977f0713e53e50 completed April 5, 2026, 3:25 a.m.
NED2 Entity disambiguation (via description) batch_69d1d6a4429c8190b761dea635c6674e completed April 5, 2026, 3:27 a.m.
Created at: March 30, 2026, 8:30 p.m.