Triple

T15896806
Position Surface form Disambiguated ID Type / Status
Subject Como Lago railway station E385477 entity
Predicate railwayLineTerminusOf P15150 FINISHED
Object Milan–Como railway line
The Milan–Como railway line is a key regional rail route in northern Italy that connects the major city of Milan with the lakeside city of Como near the Swiss border.
E1199716 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–Como railway line | Statement: [Como Lago railway station, railwayLineTerminusOf, Milan–Como railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Milan–Como railway line
Context triple: [Como Lago railway station, railwayLineTerminusOf, Milan–Como railway line]
  • A. Milan–Varese railway
    The Milan–Varese railway is a key rail line in northern Italy that connects the city of Milan with Varese, serving as an important commuter and regional transport corridor in Lombardy.
  • B. 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.
  • C. Mortara–Milan railway
    The Mortara–Milan railway is a regional rail line in Lombardy, Italy, connecting the town of Mortara with the city of Milan and serving intermediate communities such as Vigevano.
  • D. Milan–Saronno railway
    The Milan–Saronno railway is a key suburban rail line in the Lombardy region of Italy that connects Milan with the town of Saronno and forms part of the main route toward Malpensa Airport.
  • E. Lecco–Bergamo railway
    The Lecco–Bergamo railway is a regional rail line in Lombardy, northern Italy, connecting the cities of Lecco and Bergamo through the Adda River valley.
  • 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–Como railway line
Triple: [Como Lago railway station, railwayLineTerminusOf, Milan–Como railway line]
Generated description
The Milan–Como railway line is a key regional rail route in northern Italy that connects the major city of Milan with the lakeside city of Como near the Swiss border.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Milan–Como railway line
Target entity description: The Milan–Como railway line is a key regional rail route in northern Italy that connects the major city of Milan with the lakeside city of Como near the Swiss border.
  • A. Milan–Varese railway
    The Milan–Varese railway is a key rail line in northern Italy that connects the city of Milan with Varese, serving as an important commuter and regional transport corridor in Lombardy.
  • B. 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.
  • C. Mortara–Milan railway
    The Mortara–Milan railway is a regional rail line in Lombardy, Italy, connecting the town of Mortara with the city of Milan and serving intermediate communities such as Vigevano.
  • D. Milan–Saronno railway
    The Milan–Saronno railway is a key suburban rail line in the Lombardy region of Italy that connects Milan with the town of Saronno and forms part of the main route toward Malpensa Airport.
  • E. Lecco–Bergamo railway
    The Lecco–Bergamo railway is a regional rail line in Lombardy, northern Italy, connecting the cities of Lecco and Bergamo through the Adda River valley.
  • 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_69d86da5b800819083a31be937d738b0 completed April 10, 2026, 3:25 a.m.
NER Named-entity recognition batch_69e15639c9748190b1115f74cbd61330 completed April 16, 2026, 9:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69fffee76e9481908e74c32cb8263875 completed May 10, 2026, 3:43 a.m.
NEDg Description generation batch_6a00036dc34c8190b485267687f0a7f8 completed May 10, 2026, 4:02 a.m.
NED2 Entity disambiguation (via description) batch_6a0003c6e65881909dc4cc3398690455 completed May 10, 2026, 4:04 a.m.
Created at: April 10, 2026, 4:51 a.m.