Triple

T19591999
Position Surface form Disambiguated ID Type / Status
Subject Greta railway station E470257 entity
Predicate locatedOnRailway P848 FINISHED
Object Main North railway line NE NERFINISHED

How this triple was built (2 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: Main North railway line | Statement: [Greta railway station, locatedOnRailway, Main North railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Main North railway line
Context triple: [Greta railway station, locatedOnRailway, Main North railway line]
  • A. Main North railway line chosen
    The Main North railway line is a major rail corridor in New South Wales, Australia, historically linking Sydney with the Hunter Region and northern parts of the state.
  • B. Main North Line
    The Main North Line is a major railway route in New Zealand that runs along the South Island’s east coast, linking Christchurch with Picton and serving both freight and passenger services.
  • C. North East railway line
    The North East railway line is a key rail corridor in Victoria, Australia, connecting Melbourne with the state’s northeast region and forming part of the main interstate route to Sydney.
  • D. Great Northern Railway main line
    The Great Northern Railway main line was a major 19th- and early 20th-century British railway route that formed the core trunk line of the GNR, linking London with key cities in the East Midlands and northern England.
  • E. Main Railway
    The Main Railway is a major German rail line that connects key cities along the River Main, serving as an important corridor in the national railway network.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (2 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_69d8e510024481908415c0d616fa6186 completed April 10, 2026, 11:54 a.m.
NER Named-entity recognition batch_69e64057460c8190962e2e58f06b3985 completed April 20, 2026, 3:03 p.m.
Created at: April 10, 2026, 1:43 p.m.