Triple

T1371168
Position Surface form Disambiguated ID Type / Status
Subject Flinders Street Station E30114 entity
Predicate servedBy P82 FINISHED
Object Belgrave line
The Belgrave line is a suburban railway service in Melbourne, Australia, running from the city’s central business district into the outer eastern suburb of Belgrave.
E158343 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: Belgrave line | Statement: [Flinders Street Station, servedBy, Belgrave line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Belgrave line
Context triple: [Flinders Street Station, servedBy, Belgrave line]
  • A. Ashton Line
    The Ashton Line is a light-rail route on Greater Manchester’s Metrolink network that runs between Manchester city centre and Ashton-under-Lyne.
  • B. Jamaica Line
    The Jamaica Line is an elevated New York City Subway corridor in Brooklyn and Queens that carries services such as the M train.
  • C. 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.
  • D. Stirling Lines
    Stirling Lines is the primary military base in Herefordshire, England that serves as the headquarters and main garrison for the British Army’s elite Special Air Service (SAS) regiment.
  • E. Cambrian Line
    The Cambrian Line is a scenic railway route in Wales that runs through rural mid-Wales to the west coast, connecting towns such as Shrewsbury, Aberystwyth, and Pwllheli.
  • 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: Belgrave line
Triple: [Flinders Street Station, servedBy, Belgrave line]
Generated description
The Belgrave line is a suburban railway service in Melbourne, Australia, running from the city’s central business district into the outer eastern suburb of Belgrave.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Belgrave line
Target entity description: The Belgrave line is a suburban railway service in Melbourne, Australia, running from the city’s central business district into the outer eastern suburb of Belgrave.
  • A. Ashton Line
    The Ashton Line is a light-rail route on Greater Manchester’s Metrolink network that runs between Manchester city centre and Ashton-under-Lyne.
  • B. Jamaica Line
    The Jamaica Line is an elevated New York City Subway corridor in Brooklyn and Queens that carries services such as the M train.
  • C. 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.
  • D. Stirling Lines
    Stirling Lines is the primary military base in Herefordshire, England that serves as the headquarters and main garrison for the British Army’s elite Special Air Service (SAS) regiment.
  • E. Treherbert Line
    The Treherbert Line is a suburban railway route in South Wales that runs through the Rhondda Valley, connecting communities there with central Cardiff.
  • 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.