Triple

T17432512
Position Surface form Disambiguated ID Type / Status
Subject Mount Lawley, Western Australia E423907 entity
Predicate servedByRailLine P1293 FINISHED
Object Midland line
The Midland line is a suburban passenger railway line in Perth, Western Australia, running between Perth station and the eastern suburb of Midland as part of the Transperth network.
E1268470 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: Midland line | Statement: [Mount Lawley, Western Australia, servedByRailLine, Midland line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Midland line
Context triple: [Mount Lawley, Western Australia, servedByRailLine, Midland line]
  • A. Midland Line
    The Midland Line is a scenic New Zealand railway route across the South Island, best known today for carrying the TranzAlpine passenger service between Christchurch and Greymouth through the Southern Alps.
  • B. Midland Main Line
    The Midland Main Line is a major inter-city railway route in England connecting London with key cities in the East Midlands and South Yorkshire.
  • C. Highland Main Line
    The Highland Main Line is a scenic railway route in Scotland that connects the Central Belt to the Highlands, passing through notable destinations such as Perth, Aviemore, and Inverness.
  • D. Shotts Line
    The Shotts Line is a railway route in Scotland that connects Glasgow and Edinburgh via Shotts, serving towns and communities across North Lanarkshire and West Lothian.
  • E. Hayes railway line
    The Hayes railway line is a suburban commuter rail route in southeast London that connects central London with the town of Hayes in the London Borough of Bromley.
  • 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: Midland line
Triple: [Mount Lawley, Western Australia, servedByRailLine, Midland line]
Generated description
The Midland line is a suburban passenger railway line in Perth, Western Australia, running between Perth station and the eastern suburb of Midland as part of the Transperth network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Midland line
Target entity description: The Midland line is a suburban passenger railway line in Perth, Western Australia, running between Perth station and the eastern suburb of Midland as part of the Transperth network.
  • A. Midland Line
    The Midland Line is a scenic New Zealand railway route across the South Island, best known today for carrying the TranzAlpine passenger service between Christchurch and Greymouth through the Southern Alps.
  • B. Midland Main Line
    The Midland Main Line is a major inter-city railway route in England connecting London with key cities in the East Midlands and South Yorkshire.
  • C. Highland Main Line
    The Highland Main Line is a scenic railway route in Scotland that connects the Central Belt to the Highlands, passing through notable destinations such as Perth, Aviemore, and Inverness.
  • D. Shotts Line
    The Shotts Line is a railway route in Scotland that connects Glasgow and Edinburgh via Shotts, serving towns and communities across North Lanarkshire and West Lothian.
  • E. Hayes railway line
    The Hayes railway line is a suburban commuter rail route in southeast London that connects central London with the town of Hayes in the London Borough of Bromley.
  • 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_69d889d88b6081908bada047f5b3ba51 completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e449014b388190ba8c9023d3c9dd99 completed April 19, 2026, 3:16 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01afeeeb508190a210c4c84544db63 completed May 11, 2026, 10:31 a.m.
NEDg Description generation batch_6a01b090b1f4819094517495fe43fa0f completed May 11, 2026, 10:33 a.m.
NED2 Entity disambiguation (via description) batch_6a01b11e85c08190a7bb2a82c9a4a9ca completed May 11, 2026, 10:36 a.m.
Created at: April 10, 2026, 5:46 a.m.