Triple

T22203939
Position Surface form Disambiguated ID Type / Status
Subject British Rail Class 67 E548753 entity
Predicate builder P3143 FINISHED
Object Alstom Valencia
Alstom Valencia is a Spanish railway manufacturing facility of Alstom known for producing locomotives and rolling stock for international rail operators.
 E1524986 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: Alstom Valencia | Statement: [British Rail Class 67, builder, Alstom Valencia]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Alstom Valencia
Context triple: [British Rail Class 67, builder, Alstom Valencia]
  • A. Alstom Metropolis
    Alstom Metropolis is a family of modern, high-capacity metro trains manufactured by Alstom and used in urban rapid transit systems worldwide.
  • B. Stadler Valencia
    Stadler Valencia is a Spanish rail vehicle manufacturing facility of Stadler Rail, specializing in the design and production of locomotives and other rolling stock.
  • C. Alstom Euroduplex
    The Alstom Euroduplex is a high-speed, double-deck electric multiple unit train designed for long-distance services on advanced rail networks such as Morocco’s Al Boraq line.
  • D. Alstom Washwood Heath
    Alstom Washwood Heath was a major train manufacturing and maintenance facility in Birmingham, England, known for producing high-speed and electric multiple unit trains for the UK rail network.
  • E. Alstom Eurotram
    The Alstom Eurotram is a distinctive low-floor light rail vehicle known for its sleek, modern design and panoramic windows, widely used on urban tram networks in Europe.
  • 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: Alstom Valencia
Triple: [British Rail Class 67, builder, Alstom Valencia]
Generated description
Alstom Valencia is a Spanish railway manufacturing facility of Alstom known for producing locomotives and rolling stock for international rail operators.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Alstom Valencia
Target entity description: Alstom Valencia is a Spanish railway manufacturing facility of Alstom known for producing locomotives and rolling stock for international rail operators.
  • A. Alstom Metropolis
    Alstom Metropolis is a family of modern, high-capacity metro trains manufactured by Alstom and used in urban rapid transit systems worldwide.
  • B. Stadler Valencia
    Stadler Valencia is a Spanish rail vehicle manufacturing facility of Stadler Rail, specializing in the design and production of locomotives and other rolling stock.
  • C. Alstom Euroduplex
    The Alstom Euroduplex is a high-speed, double-deck electric multiple unit train designed for long-distance services on advanced rail networks such as Morocco’s Al Boraq line.
  • D. Alstom Washwood Heath
    Alstom Washwood Heath was a major train manufacturing and maintenance facility in Birmingham, England, known for producing high-speed and electric multiple unit trains for the UK rail network.
  • E. Alstom Eurotram
    The Alstom Eurotram is a distinctive low-floor light rail vehicle known for its sleek, modern design and panoramic windows, widely used on urban tram networks in Europe.
  • 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_69e11e3ecc7c8190b5f94cd8f42e9d37 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f12b25eac4819094b3c50027ed66db completed April 28, 2026, 9:48 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0aa618ec1081908faaa70c2f1aa57d completed May 18, 2026, 5:39 a.m.
NEDg Description generation batch_6a0aaa17ca60819086c01473bf4f5953 completed May 18, 2026, 5:56 a.m.
NED2 Entity disambiguation (via description) batch_6a0aaadce22c81908a52272fe85ab8fc completed May 18, 2026, 5:59 a.m.
Created at: April 16, 2026, 8:36 p.m.