Triple

T21564911
Position Surface form Disambiguated ID Type / Status
Subject ScotRail Class 385 E532137 entity
Predicate builder P3143 FINISHED
Object Hitachi Pistoia
Hitachi Pistoia is an Italian railway manufacturing facility of Hitachi Rail known for producing and assembling modern electric multiple units and other rolling stock for European operators.
 E1490267 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: Hitachi Pistoia | Statement: [ScotRail Class 385, builder, Hitachi Pistoia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Hitachi Pistoia
Context triple: [ScotRail Class 385, builder, Hitachi Pistoia]
  • A. Pecci
    Pecci is the Italian noble family from which Pope Leo XIII, born Vincenzo Gioacchino Pecci, originated.
  • B. Legnani
    Legnani is an Italian surname most notably associated with Pierina Legnani, a celebrated 19th-century prima ballerina assoluta.
  • C. Allianz Riviera
    Allianz Riviera is a modern multi-purpose football stadium in Nice, France, known for hosting major international tournaments and serving as the home ground of OGC Nice.
  • D. Suzuka Port
    Suzuka Port is a maritime port facility serving the city of Suzuka in Mie Prefecture, Japan, supporting regional industry and transportation.
  • E. Monza
    Monza is a historic city in northern Italy renowned for its royal villa and the Autodromo Nazionale Monza Formula One racing circuit.
  • 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: Hitachi Pistoia
Triple: [ScotRail Class 385, builder, Hitachi Pistoia]
Generated description
Hitachi Pistoia is an Italian railway manufacturing facility of Hitachi Rail known for producing and assembling modern electric multiple units and other rolling stock for European operators.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Hitachi Pistoia
Target entity description: Hitachi Pistoia is an Italian railway manufacturing facility of Hitachi Rail known for producing and assembling modern electric multiple units and other rolling stock for European operators.
  • A. Pecci
    Pecci is the Italian noble family from which Pope Leo XIII, born Vincenzo Gioacchino Pecci, originated.
  • B. Legnani
    Legnani is an Italian surname most notably associated with Pierina Legnani, a celebrated 19th-century prima ballerina assoluta.
  • C. Allianz Riviera
    Allianz Riviera is a modern multi-purpose football stadium in Nice, France, known for hosting major international tournaments and serving as the home ground of OGC Nice.
  • D. Suzuka Port
    Suzuka Port is a maritime port facility serving the city of Suzuka in Mie Prefecture, Japan, supporting regional industry and transportation.
  • E. Monza
    Monza is a historic city in northern Italy renowned for its royal villa and the Autodromo Nazionale Monza Formula One racing circuit.
  • 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_69e0c460db088190828c64206a450273 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69eed2e777c881908de84493fa939ff3 completed April 27, 2026, 3:07 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09eeed4f908190b31dfbdfd5c6221b completed May 17, 2026, 4:38 p.m.
NEDg Description generation batch_6a09f004a6d081909f78953ca8daea39 completed May 17, 2026, 4:42 p.m.
NED2 Entity disambiguation (via description) batch_6a09f07a090c8190aead09c3b06e0e34 completed May 17, 2026, 4:44 p.m.
Created at: April 16, 2026, 6:30 p.m.