Triple

T20316450
Position Surface form Disambiguated ID Type / Status
Subject Avanti West Coast E510390 entity
Predicate rollingStockType P1305 FINISHED
Object Class 805 bi-mode multiple unit
The Class 805 bi-mode multiple unit is a modern intercity train for the UK rail network capable of operating on both electrified and non-electrified routes.
E1423576 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 805 bi-mode multiple unit | Statement: [Avanti West Coast, rollingStockType, Class 805 bi-mode multiple unit]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Class 805 bi-mode multiple unit
Context triple: [Avanti West Coast, rollingStockType, Class 805 bi-mode multiple unit]
  • A. Class 755 bi-mode multiple unit
    The Class 755 bi-mode multiple unit is a modern British train capable of operating on both electrified and non-electrified lines, widely used for regional passenger services.
  • B. Class 83 EMU
    The Class 83 EMU is an electric multiple unit train type used by Malaysia’s KTM Komuter suburban rail service for passenger operations.
  • C. Class 802 Nova 1 bi-mode train
    The Class 802 Nova 1 is a modern bi-mode intercity train used by TransPennine Express, capable of operating on both electrified and non-electrified routes to provide faster, more flexible services across northern England and Scotland.
  • D. CP Class 2240 EMU
    The CP Class 2240 EMU is a series of electric multiple unit trains operated by Comboios de Portugal, primarily used for suburban and regional passenger services.
  • E. Class 158 diesel multiple unit
    The Class 158 diesel multiple unit is a British regional passenger train built in the late 1980s and early 1990s, known for its air-conditioned interiors and use on longer-distance services across the UK rail network.
  • 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 805 bi-mode multiple unit
Triple: [Avanti West Coast, rollingStockType, Class 805 bi-mode multiple unit]
Generated description
The Class 805 bi-mode multiple unit is a modern intercity train for the UK rail network capable of operating on both electrified and non-electrified routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Class 805 bi-mode multiple unit
Target entity description: The Class 805 bi-mode multiple unit is a modern intercity train for the UK rail network capable of operating on both electrified and non-electrified routes.
  • A. Class 755 bi-mode multiple unit
    The Class 755 bi-mode multiple unit is a modern British train capable of operating on both electrified and non-electrified lines, widely used for regional passenger services.
  • B. Class 83 EMU
    The Class 83 EMU is an electric multiple unit train type used by Malaysia’s KTM Komuter suburban rail service for passenger operations.
  • C. Class 802 Nova 1 bi-mode train
    The Class 802 Nova 1 is a modern bi-mode intercity train used by TransPennine Express, capable of operating on both electrified and non-electrified routes to provide faster, more flexible services across northern England and Scotland.
  • D. CP Class 2240 EMU
    The CP Class 2240 EMU is a series of electric multiple unit trains operated by Comboios de Portugal, primarily used for suburban and regional passenger services.
  • E. Class 158 diesel multiple unit
    The Class 158 diesel multiple unit is a British regional passenger train built in the late 1980s and early 1990s, known for its air-conditioned interiors and use on longer-distance services across the UK rail network.
  • 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_69e0b4c7491c8190961113c4283b10b0 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e67787af188190bc32a3049c9c5b39 completed April 20, 2026, 6:59 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0861246f188190a0ffb84a61a7d8c1 completed May 16, 2026, 12:20 p.m.
NEDg Description generation batch_6a08627316d48190ab6f2f2cedd9b1db completed May 16, 2026, 12:26 p.m.
NED2 Entity disambiguation (via description) batch_6a086317d0888190809268c3b8b95f6f completed May 16, 2026, 12:29 p.m.
Created at: April 16, 2026, 11:19 a.m.