Triple

T20208072
Position Surface form Disambiguated ID Type / Status
Subject Port of Fremantle E493410 entity
Predicate connectsTo P845 FINISHED
Object Fremantle railway line
The Fremantle railway line is a suburban rail corridor in Perth, Western Australia, linking the city centre with the coastal port city of Fremantle and serving key communities along the way.
 E1417851 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: Fremantle railway line | Statement: [Port of Fremantle, connectsTo, Fremantle railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Fremantle railway line
Context triple: [Port of Fremantle, connectsTo, Fremantle railway line]
  • A. Mandurah railway line
    The Mandurah railway line is a major suburban rail corridor in Perth, Western Australia, connecting the city centre with the coastal city of Mandurah.
  • B. 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.
  • C. Beenleigh line
    The Beenleigh line is a suburban railway corridor in Brisbane, Queensland, connecting the city’s inner stations with the southern suburbs and the town of Beenleigh.
  • D. 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.
  • E. Tonsley railway line
    The Tonsley railway line is a suburban rail line in Adelaide, South Australia, serving the city’s southern suburbs and connecting them to the broader metropolitan rail network.
  • 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: Fremantle railway line
Triple: [Port of Fremantle, connectsTo, Fremantle railway line]
Generated description
The Fremantle railway line is a suburban rail corridor in Perth, Western Australia, linking the city centre with the coastal port city of Fremantle and serving key communities along the way.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Fremantle railway line
Target entity description: The Fremantle railway line is a suburban rail corridor in Perth, Western Australia, linking the city centre with the coastal port city of Fremantle and serving key communities along the way.
  • A. Mandurah railway line
    The Mandurah railway line is a major suburban rail corridor in Perth, Western Australia, connecting the city centre with the coastal city of Mandurah.
  • B. 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.
  • C. Beenleigh line
    The Beenleigh line is a suburban railway corridor in Brisbane, Queensland, connecting the city’s inner stations with the southern suburbs and the town of Beenleigh.
  • D. 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.
  • E. Tonsley railway line
    The Tonsley railway line is a suburban rail line in Adelaide, South Australia, serving the city’s southern suburbs and connecting them to the broader metropolitan rail network.
  • 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_69da6269614c8190bb40475d9d477358 completed April 11, 2026, 3:02 p.m.
NER Named-entity recognition batch_69e66d934f808190bbfeb96f5bf2dfb9 completed April 20, 2026, 6:16 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0843eeb37881908e906fb27096794f completed May 16, 2026, 10:16 a.m.
NEDg Description generation batch_6a0844b2ef688190908b9ad5cf554907 completed May 16, 2026, 10:19 a.m.
NED2 Entity disambiguation (via description) batch_6a0845e473088190a9a87fc83ece73d5 completed May 16, 2026, 10:24 a.m.
Created at: April 11, 2026, 11:38 p.m.