Triple

T522377
Position Surface form Disambiguated ID Type / Status
Subject Transport for Wales Rail E10845 entity
Predicate owns P347 FINISHED
Object Class 756 train
The Class 756 train is a modern tri-mode (electric, battery, and diesel) multiple unit designed for regional and commuter services in Wales as part of Transport for Wales Rail’s fleet modernization.
E65143 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 756 train | Statement: [Transport for Wales Rail, owns, Class 756 train]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Class 756 train
Context triple: [Transport for Wales Rail, owns, Class 756 train]
  • A. 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.
  • B. Class 397 Civity EMU
    The Class 397 Civity EMU is a modern high-speed electric multiple unit built by CAF for intercity services in the UK, notably on routes linking north of England cities with Scotland.
  • C. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • D. M7 electric multiple unit
    The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
  • E. 6 train
    The 6 train is a local New York City Subway service running along the Lexington Avenue Line in Manhattan and into the Bronx.
  • 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 756 train
Triple: [Transport for Wales Rail, owns, Class 756 train]
Generated description
The Class 756 train is a modern tri-mode (electric, battery, and diesel) multiple unit designed for regional and commuter services in Wales as part of Transport for Wales Rail’s fleet modernization.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Class 756 train
Target entity description: The Class 756 train is a modern tri-mode (electric, battery, and diesel) multiple unit designed for regional and commuter services in Wales as part of Transport for Wales Rail’s fleet modernization.
  • A. 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.
  • B. Class 397 Civity EMU
    The Class 397 Civity EMU is a modern high-speed electric multiple unit built by CAF for intercity services in the UK, notably on routes linking north of England cities with Scotland.
  • C. MARC Train
    MARC Train is a commuter rail service operating in Maryland and the surrounding region, connecting cities such as Washington, D.C., Baltimore, and Martinsburg.
  • D. M7 electric multiple unit
    The M7 electric multiple unit is a modern commuter rail car class built for high-frequency, third-rail electrified service, notably operating on New York’s Long Island Rail Road and similar regional rail networks.
  • E. 6 train
    The 6 train is a local New York City Subway service running along the Lexington Avenue Line in Manhattan and into the Bronx.
  • 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_69a2e84b16c4819088d284c47c3a7968 completed Feb. 28, 2026, 1:06 p.m.
NER Named-entity recognition batch_69a2f1b372408190b3918fec45444674 completed Feb. 28, 2026, 1:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4ab1f95cc8190a6e2dfc3636110b5 completed March 1, 2026, 9:09 p.m.
NEDg Description generation batch_69a4ab94bd988190a91a592622a9d77f completed March 1, 2026, 9:11 p.m.
NED2 Entity disambiguation (via description) batch_69a4ac04fb78819093c85d04b90cc8cb completed March 1, 2026, 9:13 p.m.
Created at: Feb. 28, 2026, 1:12 p.m.