Triple

T6863615
Position Surface form Disambiguated ID Type / Status
Subject Upfield line E158341 entity
Predicate terminus P388 FINISHED
Object Upfield railway station
Upfield railway station is a suburban commuter rail station in Melbourne, Australia, serving as the northern endpoint of the Upfield line.
 E623219 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: Upfield railway station | Statement: [Upfield line, terminus, Upfield railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Upfield railway station
Context triple: [Upfield line, terminus, Upfield railway station]
  • A. Upwey railway station
    Upwey railway station is a suburban rail stop serving the Upwey area near Weymouth in Dorset, England, on the South Western Main Line.
  • B. Parkside railway station
    Parkside railway station was a former railway stop near Liverpool, England, historically notable as the site of the fatal accident of British statesman William Huskisson during the opening of the Liverpool and Manchester Railway in 1830.
  • C. Redland railway station
    Redland railway station is a suburban railway stop in Bristol, England, serving local commuter services on the Severn Beach Line.
  • D. Thorndale station
    Thorndale station is a SEPTA Regional Rail station in Thorndale, Pennsylvania, serving as the western endpoint of commuter rail service on the Paoli/Thorndale Line.
  • E. Riverwood railway station
    Riverwood railway station is a suburban passenger railway station in Sydney, Australia, serving the Riverwood area on the Sydney Trains 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: Upfield railway station
Triple: [Upfield line, terminus, Upfield railway station]
Generated description
Upfield railway station is a suburban commuter rail station in Melbourne, Australia, serving as the northern endpoint of the Upfield line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Upfield railway station
Target entity description: Upfield railway station is a suburban commuter rail station in Melbourne, Australia, serving as the northern endpoint of the Upfield line.
  • A. Upwey railway station
    Upwey railway station is a suburban rail stop serving the Upwey area near Weymouth in Dorset, England, on the South Western Main Line.
  • B. Parkside railway station
    Parkside railway station was a former railway stop near Liverpool, England, historically notable as the site of the fatal accident of British statesman William Huskisson during the opening of the Liverpool and Manchester Railway in 1830.
  • C. Redland railway station
    Redland railway station is a suburban railway stop in Bristol, England, serving local commuter services on the Severn Beach Line.
  • D. Thorndale station
    Thorndale station is a SEPTA Regional Rail station in Thorndale, Pennsylvania, serving as the western endpoint of commuter rail service on the Paoli/Thorndale Line.
  • E. Riverwood railway station
    Riverwood railway station is a suburban passenger railway station in Sydney, Australia, serving the Riverwood area on the Sydney Trains 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_69c68830cdbc8190a8301c7a9d9f651a completed March 27, 2026, 1:37 p.m.
NER Named-entity recognition batch_69c6d8897cf48190a2f688d21f1f6c1a completed March 27, 2026, 7:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69c72ff153d48190a4b0d4e403457fe8 completed March 28, 2026, 1:33 a.m.
NEDg Description generation batch_69c730e882308190a3fbc61245941338 completed March 28, 2026, 1:37 a.m.
NED2 Entity disambiguation (via description) batch_69c7316a9cc081908c088725cb7626e8 completed March 28, 2026, 1:39 a.m.
Created at: March 27, 2026, 2:21 p.m.