Triple

T4796965
Position Surface form Disambiguated ID Type / Status
Subject Piazza De Ferrari E106734 entity
Predicate transport P230 FINISHED
Object Genoa Metro Line 1
Genoa Metro Line 1 is the primary light metro line serving the Italian city of Genoa, connecting key central and suburban areas through an underground rapid transit system.
 E470852 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: Genoa Metro Line 1 | Statement: [Piazza De Ferrari, transport, Genoa Metro Line 1]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Genoa Metro Line 1
Context triple: [Piazza De Ferrari, transport, Genoa Metro Line 1]
  • A. Turin Metro
    The Turin Metro is a fully automated, driverless rapid transit system serving the city of Turin, Italy.
  • B. Milan Metro Line 1
    Milan Metro Line 1 is the oldest and one of the main rapid transit lines in Milan, Italy, running primarily on an east–west axis and serving key commercial and exhibition areas of the city.
  • C. Milan Metro Line 2
    Milan Metro Line 2 is one of the main rapid transit lines in Milan, Italy, running in a predominantly northeast–southwest direction and serving key residential and commercial areas across the city.
  • D. Milan Metro Line 3
    Milan Metro Line 3 is a major north–south underground line of the Milan Metro system, connecting key railway hubs and central districts across the city.
  • E. Nord-Sud Line B
    Nord-Sud Line B was the original name of what is now Paris Métro Line 13, a major north–south subway line in the French capital.
  • 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: Genoa Metro Line 1
Triple: [Piazza De Ferrari, transport, Genoa Metro Line 1]
Generated description
Genoa Metro Line 1 is the primary light metro line serving the Italian city of Genoa, connecting key central and suburban areas through an underground rapid transit system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Genoa Metro Line 1
Target entity description: Genoa Metro Line 1 is the primary light metro line serving the Italian city of Genoa, connecting key central and suburban areas through an underground rapid transit system.
  • A. Turin Metro
    The Turin Metro is a fully automated, driverless rapid transit system serving the city of Turin, Italy.
  • B. Milan Metro Line 1
    Milan Metro Line 1 is the oldest and one of the main rapid transit lines in Milan, Italy, running primarily on an east–west axis and serving key commercial and exhibition areas of the city.
  • C. Milan Metro Line 2
    Milan Metro Line 2 is one of the main rapid transit lines in Milan, Italy, running in a predominantly northeast–southwest direction and serving key residential and commercial areas across the city.
  • D. Milan Metro Line 3
    Milan Metro Line 3 is a major north–south underground line of the Milan Metro system, connecting key railway hubs and central districts across the city.
  • E. Nord-Sud Line B
    Nord-Sud Line B was the original name of what is now Paris Métro Line 13, a major north–south subway line in the French capital.
  • 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_69bd43f591c881909e5a532388b0f3f3 completed March 20, 2026, 12:56 p.m.
NER Named-entity recognition batch_69bd660b05ec8190971f43350f02fed4 completed March 20, 2026, 3:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69be43f8d9548190857910be4ffc2711 completed March 21, 2026, 7:08 a.m.
NEDg Description generation batch_69be46516cd881909144adabbe271907 completed March 21, 2026, 7:18 a.m.
NED2 Entity disambiguation (via description) batch_69be47d4d26c8190a1a192dc12578f4f completed March 21, 2026, 7:25 a.m.
Created at: March 20, 2026, 1:22 p.m.