Triple

T13149027
Position Surface form Disambiguated ID Type / Status
Subject Bomaderry railway station E312412 entity
Predicate lineTerminusOf P46766 FINISHED
Object South Coast railway line
The South Coast railway line is a major New South Wales rail corridor running south from Sydney through coastal suburbs and towns to its terminus at Bomaderry.
 E1023843 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: South Coast railway line | Statement: [Bomaderry railway station, lineTerminusOf, South Coast railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: South Coast railway line
Context triple: [Bomaderry railway station, lineTerminusOf, South Coast railway line]
  • A. Gippsland line
    The Gippsland line is a regional passenger rail service in Victoria, Australia, running from Melbourne’s eastern suburbs through the Gippsland region to towns such as Traralgon and Bairnsdale.
  • B. Geelong railway line
    The Geelong railway line is a major regional rail corridor in Victoria, Australia, connecting Melbourne with the city of Geelong and serving as a key commuter and intercity route.
  • C. North Coast railway line
    The North Coast railway line is a major rail corridor in Queensland, Australia, running along the state’s eastern seaboard and connecting key regional centres and cities.
  • D. North Coast railway line
    The North Coast railway line is a major rail corridor in New South Wales, Australia, running along the state’s north coast and linking Sydney with Brisbane via numerous regional coastal centres.
  • E. Gawler railway line
    The Gawler railway line is a suburban rail corridor in Adelaide, South Australia, connecting the city centre with northern suburbs including Elizabeth and the town of Gawler.
  • 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: South Coast railway line
Triple: [Bomaderry railway station, lineTerminusOf, South Coast railway line]
Generated description
The South Coast railway line is a major New South Wales rail corridor running south from Sydney through coastal suburbs and towns to its terminus at Bomaderry.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: South Coast railway line
Target entity description: The South Coast railway line is a major New South Wales rail corridor running south from Sydney through coastal suburbs and towns to its terminus at Bomaderry.
  • A. Gippsland line
    The Gippsland line is a regional passenger rail service in Victoria, Australia, running from Melbourne’s eastern suburbs through the Gippsland region to towns such as Traralgon and Bairnsdale.
  • B. Geelong railway line
    The Geelong railway line is a major regional rail corridor in Victoria, Australia, connecting Melbourne with the city of Geelong and serving as a key commuter and intercity route.
  • C. North Coast railway line
    The North Coast railway line is a major rail corridor in Queensland, Australia, running along the state’s eastern seaboard and connecting key regional centres and cities.
  • D. North Coast railway line
    The North Coast railway line is a major rail corridor in New South Wales, Australia, running along the state’s north coast and linking Sydney with Brisbane via numerous regional coastal centres.
  • E. Gawler railway line
    The Gawler railway line is a suburban rail corridor in Adelaide, South Australia, connecting the city centre with northern suburbs including Elizabeth and the town of Gawler.
  • 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_69d806aabde48190899e13e41659cae5 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98bd0f5b08190ab700c5de1c8e138 completed April 10, 2026, 11:46 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6eaea3f888190b47ed7bf1c52e7e7 completed May 3, 2026, 6:27 a.m.
NEDg Description generation batch_69f6eedfd06c8190b6fe8055e54ca322 completed May 3, 2026, 6:44 a.m.
NED2 Entity disambiguation (via description) batch_69f6ef7479a881909abf6caa21bdcc86 completed May 3, 2026, 6:47 a.m.
Created at: April 9, 2026, 9:11 p.m.