Triple

T1371159
Position Surface form Disambiguated ID Type / Status
Subject Flinders Street Station E30114 entity
Predicate servedBy P82 FINISHED
Object Sandringham line
The Sandringham line is a suburban railway line in Melbourne, Australia, running from the central business district to the bayside suburb of Sandringham.
 E158340 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: Sandringham line | Statement: [Flinders Street Station, servedBy, Sandringham line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sandringham line
Context triple: [Flinders Street Station, servedBy, Sandringham line]
  • A. Warminster Line
    The Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in and around Warminster, Pennsylvania.
  • B. Argyle Line
    The Argyle Line is a suburban railway route in the Glasgow area of Scotland, providing cross-city services that connect various towns and districts through central Glasgow.
  • C. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • D. Hastings line
    The Hastings line is a railway route in Southeast England that connects London with the coastal town of Hastings, serving intermediate towns such as Royal Tunbridge Wells.
  • E. Newcastle Line
    The Newcastle Line is a suburban and intercity railway corridor in New South Wales, Australia, serving the city of Newcastle and connecting it with surrounding regions.
  • 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: Sandringham line
Triple: [Flinders Street Station, servedBy, Sandringham line]
Generated description
The Sandringham line is a suburban railway line in Melbourne, Australia, running from the central business district to the bayside suburb of Sandringham.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sandringham line
Target entity description: The Sandringham line is a suburban railway line in Melbourne, Australia, running from the central business district to the bayside suburb of Sandringham.
  • A. Warminster Line
    The Warminster Line is a commuter rail service in the Philadelphia region that connects Center City with suburban communities in and around Warminster, Pennsylvania.
  • B. Argyle Line
    The Argyle Line is a suburban railway route in the Glasgow area of Scotland, providing cross-city services that connect various towns and districts through central Glasgow.
  • C. Breckland line
    The Breckland line is a railway route in East Anglia, England, running between Cambridge and Norwich through the rural Breckland region.
  • D. Hastings line
    The Hastings line is a railway route in Southeast England that connects London with the coastal town of Hastings, serving intermediate towns such as Royal Tunbridge Wells.
  • E. Newcastle Line
    The Newcastle Line is a suburban and intercity railway corridor in New South Wales, Australia, serving the city of Newcastle and connecting it with surrounding regions.
  • 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_69a498f912008190a376a98b207b2071 completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c2f314c081909c0ab80397d96abb completed March 1, 2026, 10:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69acd481de608190bed1dc385209320e completed March 8, 2026, 1:44 a.m.
NEDg Description generation batch_69acd6a03b70819096bdf7ec3b447756 completed March 8, 2026, 1:53 a.m.
NED2 Entity disambiguation (via description) batch_69acd71971448190940136b8a44040be completed March 8, 2026, 1:55 a.m.
Created at: March 1, 2026, 7:57 p.m.