Triple

T9580531
Position Surface form Disambiguated ID Type / Status
Subject Main North Line E231156 entity
Predicate historicalPredecessor P97 FINISHED
Object Canterbury provincial railways
Canterbury provincial railways were an early network of government-built rail lines in New Zealand’s Canterbury region that laid the foundation for later national railway routes.
 E808022 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: Canterbury provincial railways | Statement: [Main North Line, historicalPredecessor, Canterbury provincial railways]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Canterbury provincial railways
Context triple: [Main North Line, historicalPredecessor, Canterbury provincial railways]
  • A. Onehunga Line
    The Onehunga Line is a suburban commuter rail service in Auckland, New Zealand, connecting the suburb of Onehunga with central city stations as part of the Auckland rail network.
  • B. Canterbury West railway station
    Canterbury West railway station is a mainline railway station serving the historic city of Canterbury in Kent, England, providing regional and high-speed connections to London and other destinations.
  • C. Canterbury East railway station
    Canterbury East railway station is one of the main rail stations serving the historic city of Canterbury in Kent, providing regional services on the line towards London and coastal destinations.
  • D. Auckland rail network
    The Auckland rail network is the metropolitan passenger and freight railway system serving Auckland, New Zealand, connecting the city and its suburbs via multiple electrified lines and stations.
  • E. Auckland One Rail
    Auckland One Rail is the company responsible for operating Auckland’s metropolitan passenger rail services.
  • 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: Canterbury provincial railways
Triple: [Main North Line, historicalPredecessor, Canterbury provincial railways]
Generated description
Canterbury provincial railways were an early network of government-built rail lines in New Zealand’s Canterbury region that laid the foundation for later national railway routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Canterbury provincial railways
Target entity description: Canterbury provincial railways were an early network of government-built rail lines in New Zealand’s Canterbury region that laid the foundation for later national railway routes.
  • A. Onehunga Line
    The Onehunga Line is a suburban commuter rail service in Auckland, New Zealand, connecting the suburb of Onehunga with central city stations as part of the Auckland rail network.
  • B. Canterbury West railway station
    Canterbury West railway station is a mainline railway station serving the historic city of Canterbury in Kent, England, providing regional and high-speed connections to London and other destinations.
  • C. Canterbury East railway station
    Canterbury East railway station is one of the main rail stations serving the historic city of Canterbury in Kent, providing regional services on the line towards London and coastal destinations.
  • D. Auckland rail network
    The Auckland rail network is the metropolitan passenger and freight railway system serving Auckland, New Zealand, connecting the city and its suburbs via multiple electrified lines and stations.
  • E. Auckland One Rail
    Auckland One Rail is the company responsible for operating Auckland’s metropolitan passenger rail services.
  • 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_69ca848091c48190bc313d6620d09555 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cd99cbe79081909947b4d1389eb015 completed April 1, 2026, 10:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1616430808190afbe128d3199bf61 completed April 4, 2026, 7:07 p.m.
NEDg Description generation batch_69d161d569b88190a3d77bbe752e0c86 completed April 4, 2026, 7:09 p.m.
NED2 Entity disambiguation (via description) batch_69d162476bf481909a87057e4fd1dc11 completed April 4, 2026, 7:11 p.m.
Created at: March 30, 2026, 8:05 p.m.