Triple

T1371158
Position Surface form Disambiguated ID Type / Status
Subject Flinders Street Station E30114 entity
Predicate servedBy P82 FINISHED
Object Frankston line
The Frankston line is a major suburban railway line in Melbourne, Australia, running from the central business district to the bayside suburb of Frankston.
E162523 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: Frankston line | Statement: [Flinders Street Station, servedBy, Frankston line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Frankston line
Context triple: [Flinders Street Station, servedBy, Frankston line]
  • A. Cranbourne line
    The Cranbourne line is a suburban railway line in Melbourne, Australia, running from the central business district to the southeastern suburb of Cranbourne as part of the city’s metropolitan train network.
  • B. Pakenham line
    The Pakenham line is a suburban railway line in Melbourne, Australia, running from the central business district to the southeastern suburb of Pakenham as part of the city’s metropolitan train network.
  • C. Melbourne suburban rail network
    The Melbourne suburban rail network is an extensive metropolitan train system that connects central Melbourne with its surrounding suburbs through multiple electrified lines and key interchange stations.
  • D. Sydney–Melbourne rail corridor
    The Sydney–Melbourne rail corridor is a major intercity railway route linking Australia’s two largest cities and serving as a key passenger and freight transport spine in southeastern Australia.
  • E. Atherton line
    The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
  • 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: Frankston line
Triple: [Flinders Street Station, servedBy, Frankston line]
Generated description
The Frankston line is a major suburban railway line in Melbourne, Australia, running from the central business district to the bayside suburb of Frankston.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Frankston line
Target entity description: The Frankston line is a major suburban railway line in Melbourne, Australia, running from the central business district to the bayside suburb of Frankston.
  • A. Cranbourne line
    The Cranbourne line is a suburban railway line in Melbourne, Australia, running from the central business district to the southeastern suburb of Cranbourne as part of the city’s metropolitan train network.
  • B. Pakenham line
    The Pakenham line is a suburban railway line in Melbourne, Australia, running from the central business district to the southeastern suburb of Pakenham as part of the city’s metropolitan train network.
  • C. Melbourne suburban rail network
    The Melbourne suburban rail network is an extensive metropolitan train system that connects central Melbourne with its surrounding suburbs through multiple electrified lines and key interchange stations.
  • D. Melbourne tram network
    The Melbourne tram network is an extensive electric tram system that serves as a key component of public transport across Melbourne, Australia, and is one of the largest tram networks in the world.
  • E. Sydney–Melbourne rail corridor
    The Sydney–Melbourne rail corridor is a major intercity railway route linking Australia’s two largest cities and serving as a key passenger and freight transport spine in southeastern Australia.
  • 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_69ace56940408190aeba5a342ae3ab17 completed March 8, 2026, 2:56 a.m.
NEDg Description generation batch_69ace5fb515081908acadef0303b8f6e completed March 8, 2026, 2:59 a.m.
NED2 Entity disambiguation (via description) batch_69ace9ba4b3481908d03636d8f72d04c completed March 8, 2026, 3:15 a.m.
Created at: March 1, 2026, 7:57 p.m.