Triple

T15663680
Position Surface form Disambiguated ID Type / Status
Subject Turin railway network E376630 entity
Predicate includesLine P2124 FINISHED
Object Turin–Bra railway
The Turin–Bra railway is a regional rail line in Italy that connects the city of Turin with the town of Bra, serving communities in the Piedmont region.
E1188238 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: Turin–Bra railway | Statement: [Turin railway network, includesLine, Turin–Bra railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Turin–Bra railway
Context triple: [Turin railway network, includesLine, Turin–Bra railway]
  • A. Turin–Ivrea railway
    The Turin–Ivrea railway is a regional rail line in northern Italy that connects the city of Turin with Ivrea, serving commuter and local passenger traffic in the Piedmont region.
  • B. 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.
  • C. Turin–Alessandria railway
    The Turin–Alessandria railway is a key rail line in northern Italy that connects the city of Turin with Alessandria, serving both regional passenger and freight traffic.
  • D. Turin–Fossano railway
    The Turin–Fossano railway is a regional rail line in northwestern Italy that connects the city of Turin with Fossano, serving as part of the broader Piedmont rail network.
  • E. Turin–Cuneo railway
    The Turin–Cuneo railway is a regional rail line in northwestern Italy that connects the city of Turin with Cuneo through the Piedmont region.
  • 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: Turin–Bra railway
Triple: [Turin railway network, includesLine, Turin–Bra railway]
Generated description
The Turin–Bra railway is a regional rail line in Italy that connects the city of Turin with the town of Bra, serving communities in the Piedmont region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Turin–Bra railway
Target entity description: The Turin–Bra railway is a regional rail line in Italy that connects the city of Turin with the town of Bra, serving communities in the Piedmont region.
  • A. Turin–Ivrea railway
    The Turin–Ivrea railway is a regional rail line in northern Italy that connects the city of Turin with Ivrea, serving commuter and local passenger traffic in the Piedmont region.
  • B. 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.
  • C. Turin–Alessandria railway
    The Turin–Alessandria railway is a key rail line in northern Italy that connects the city of Turin with Alessandria, serving both regional passenger and freight traffic.
  • D. Turin–Fossano railway
    The Turin–Fossano railway is a regional rail line in northwestern Italy that connects the city of Turin with Fossano, serving as part of the broader Piedmont rail network.
  • E. Turin–Cuneo railway
    The Turin–Cuneo railway is a regional rail line in northwestern Italy that connects the city of Turin with Cuneo through the Piedmont region.
  • 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_69d85cd1564c8190991adda63bfab4b0 completed April 10, 2026, 2:13 a.m.
NER Named-entity recognition batch_69e04f0e2668819092e52712cddd0721 completed April 16, 2026, 2:53 a.m.
NED1 Entity disambiguation (via context triple) batch_69ffc3b205dc81908c4194a931d94074 completed May 9, 2026, 11:30 p.m.
NEDg Description generation batch_69ffc4ba0a988190b1d93ce6479bac88 completed May 9, 2026, 11:35 p.m.
NED2 Entity disambiguation (via description) batch_69ffc5902904819097a2c5efbde55882 completed May 9, 2026, 11:38 p.m.
Created at: April 10, 2026, 4:16 a.m.