Triple

T17607571
Position Surface form Disambiguated ID Type / Status
Subject London Paddington–Swansea route E428873 entity
Predicate typicalRollingStock P5426 FINISHED
Object Class 800 IET
The Class 800 IET is a bi-mode high-speed train used by Great Western Railway and other UK operators as part of the Hitachi-built Intercity Express Programme for long-distance intercity services.
E1235183 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: Class 800 IET | Statement: [London Paddington–Swansea route, typicalRollingStock, Class 800 IET]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Class 800 IET
Context triple: [London Paddington–Swansea route, typicalRollingStock, Class 800 IET]
  • A. IE 8500 Class
    The IE 8500 Class is a series of electric multiple unit trains operated by Iarnród Éireann for Dublin’s DART suburban rail services.
  • B. IE 8100 Class
    The IE 8100 Class is a series of electric multiple unit trains operated by Iarnród Éireann for Dublin’s DART suburban rail services.
  • C. Class 801
    Class 801 is a type of Hitachi-built high-speed electric multiple unit used in the UK as part of the Azuma fleet operated on the East Coast Main Line.
  • D. Class 802
    Class 802 is a type of British high-speed bi-mode multiple unit train used on intercity services, closely related to the Hitachi A-train family.
  • E. IEC
    IEC is the acronym for the Institut d’Estudis Catalans, the official academic institution responsible for research and standardization of the Catalan language and culture.
  • 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: Class 800 IET
Triple: [London Paddington–Swansea route, typicalRollingStock, Class 800 IET]
Generated description
The Class 800 IET is a bi-mode high-speed train used by Great Western Railway and other UK operators as part of the Hitachi-built Intercity Express Programme for long-distance intercity services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Class 800 IET
Target entity description: The Class 800 IET is a bi-mode high-speed train used by Great Western Railway and other UK operators as part of the Hitachi-built Intercity Express Programme for long-distance intercity services.
  • A. IE 8500 Class
    The IE 8500 Class is a series of electric multiple unit trains operated by Iarnród Éireann for Dublin’s DART suburban rail services.
  • B. IE 8100 Class
    The IE 8100 Class is a series of electric multiple unit trains operated by Iarnród Éireann for Dublin’s DART suburban rail services.
  • C. Class 801
    Class 801 is a type of Hitachi-built high-speed electric multiple unit used in the UK as part of the Azuma fleet operated on the East Coast Main Line.
  • D. Class 802 chosen
    Class 802 is a type of British high-speed bi-mode multiple unit train used on intercity services, closely related to the Hitachi A-train family.
  • E. IEC
    IEC is the acronym for the Institut d’Estudis Catalans, the official academic institution responsible for research and standardization of the Catalan language and culture.
  • F. None of above.

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_69d889e1c6148190ba76241e74688f8b completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e46c4ccef08190aeaa88670364bd74 completed April 19, 2026, 5:46 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01e821dcd8819081ded43278f37fb2 completed May 11, 2026, 2:30 p.m.
NEDg Description generation batch_6a01ee1a291c81909fa432ccc787028f completed May 11, 2026, 2:56 p.m.
NED2 Entity disambiguation (via description) batch_6a01eec7e00c81908d88be9f88e924c8 completed May 11, 2026, 2:59 p.m.
Created at: April 10, 2026, 5:51 a.m.