Triple

T21702925
Position Surface form Disambiguated ID Type / Status
Subject Auckland rail network E535697 entity
Predicate usesRollingStock P5426 FINISHED
Object ADL class diesel multiple unit
The ADL class diesel multiple unit is a type of self-propelled diesel passenger train used for suburban and regional rail services, notably in Auckland, New Zealand.
E1497389 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: ADL class diesel multiple unit | Statement: [Auckland rail network, usesRollingStock, ADL class diesel multiple unit]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: ADL class diesel multiple unit
Context triple: [Auckland rail network, usesRollingStock, ADL class diesel multiple unit]
  • A. Class 170 diesel multiple unit
    The Class 170 diesel multiple unit is a British Turbostar family regional train used extensively for passenger services across the UK rail network.
  • B. 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.
  • C. Class 196 diesel multiple unit
    The Class 196 diesel multiple unit is a modern British regional train operated by West Midlands Railway, designed for medium-distance services with improved performance, accessibility, and passenger comfort.
  • D. Class 150 diesel multiple unit
    The Class 150 diesel multiple unit is a British two- or three-car regional passenger train introduced in the 1980s and widely used on local and suburban services across the UK rail network.
  • E. Class 153 diesel multiple unit
    The Class 153 diesel multiple unit is a single-car British regional train used primarily for local and rural passenger services on non-electrified lines.
  • 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: ADL class diesel multiple unit
Triple: [Auckland rail network, usesRollingStock, ADL class diesel multiple unit]
Generated description
The ADL class diesel multiple unit is a type of self-propelled diesel passenger train used for suburban and regional rail services, notably in Auckland, New Zealand.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: ADL class diesel multiple unit
Target entity description: The ADL class diesel multiple unit is a type of self-propelled diesel passenger train used for suburban and regional rail services, notably in Auckland, New Zealand.
  • A. Class 170 diesel multiple unit
    The Class 170 diesel multiple unit is a British Turbostar family regional train used extensively for passenger services across the UK rail network.
  • B. 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.
  • C. Class 196 diesel multiple unit
    The Class 196 diesel multiple unit is a modern British regional train operated by West Midlands Railway, designed for medium-distance services with improved performance, accessibility, and passenger comfort.
  • D. Class 150 diesel multiple unit
    The Class 150 diesel multiple unit is a British two- or three-car regional passenger train introduced in the 1980s and widely used on local and suburban services across the UK rail network.
  • E. Class 153 diesel multiple unit
    The Class 153 diesel multiple unit is a single-car British regional train used primarily for local and rural passenger services on non-electrified lines.
  • 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_69e0c46b44c0819088ab883ebd44e0e8 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ef9b8161348190842c433531cfaa5b completed April 27, 2026, 5:23 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a1e2b272481909f1cf29c74f3b61c completed May 17, 2026, 7:59 p.m.
NEDg Description generation batch_6a0a1f2788648190bc48fb4d0a614fd9 completed May 17, 2026, 8:03 p.m.
NED2 Entity disambiguation (via description) batch_6a0a1fb328e081908b39b4c85cb23d1e completed May 17, 2026, 8:06 p.m.
Created at: April 16, 2026, 6:46 p.m.