Triple

T22386991
Position Surface form Disambiguated ID Type / Status
Subject Oslo Sporveier E553419 entity
Predicate operated P1688 FINISHED
Object Oslo trolleybus system (historical)
The Oslo trolleybus system was a former electric trolleybus network in Norway’s capital that operated throughout much of the 20th century as part of the city’s public transport infrastructure.
 E1533865 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: Oslo trolleybus system (historical) | Statement: [Oslo Sporveier, operated, Oslo trolleybus system (historical)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Oslo trolleybus system (historical)
Context triple: [Oslo Sporveier, operated, Oslo trolleybus system (historical)]
  • A. Oslo Tramway
    Oslo Tramway is the city’s electric light rail and streetcar network that forms a key part of public transport in Norway’s capital.
  • B. Oslo Tramway line 19
    Oslo Tramway line 19 is a light rail route in Oslo’s tram network that connects central parts of the city with the southeastern suburb of Ljabru.
  • C. Oslo Tramway line 18
    Oslo Tramway line 18 is a light rail route in Oslo’s tram network that connects central parts of the city with the southeastern suburb of Ljabru.
  • D. Oslo Tram line 11
    Oslo Tram line 11 is a public tram route in Oslo, Norway, that runs through several city districts including Nordre Aker as part of the city’s urban transit network.
  • E. Oslo Tram SL95
    The Oslo Tram SL95 is a high-floor, bi-directional tram model used in Oslo’s light rail network, known for its large capacity and distinctive articulated design.
  • 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: Oslo trolleybus system (historical)
Triple: [Oslo Sporveier, operated, Oslo trolleybus system (historical)]
Generated description
The Oslo trolleybus system was a former electric trolleybus network in Norway’s capital that operated throughout much of the 20th century as part of the city’s public transport infrastructure.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Oslo trolleybus system (historical)
Target entity description: The Oslo trolleybus system was a former electric trolleybus network in Norway’s capital that operated throughout much of the 20th century as part of the city’s public transport infrastructure.
  • A. Oslo Tramway
    Oslo Tramway is the city’s electric light rail and streetcar network that forms a key part of public transport in Norway’s capital.
  • B. Oslo Tramway line 19
    Oslo Tramway line 19 is a light rail route in Oslo’s tram network that connects central parts of the city with the southeastern suburb of Ljabru.
  • C. Oslo Tramway line 18
    Oslo Tramway line 18 is a light rail route in Oslo’s tram network that connects central parts of the city with the southeastern suburb of Ljabru.
  • D. Oslo Tram line 11
    Oslo Tram line 11 is a public tram route in Oslo, Norway, that runs through several city districts including Nordre Aker as part of the city’s urban transit network.
  • E. Oslo Tram SL95
    The Oslo Tram SL95 is a high-floor, bi-directional tram model used in Oslo’s light rail network, known for its large capacity and distinctive articulated design.
  • 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_69e11e4cf87c8190a1ff474daec326b7 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f158304bcc81908c4c5db09a246bcc completed April 29, 2026, 1 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0ae9be37488190b09f956dc51ccf01 completed May 18, 2026, 10:28 a.m.
NEDg Description generation batch_6a0aea82afc88190973444a331faa1a2 completed May 18, 2026, 10:31 a.m.
NED2 Entity disambiguation (via description) batch_6a0aeb5137c08190b5b787c85f239a67 completed May 18, 2026, 10:34 a.m.
Created at: April 16, 2026, 8:45 p.m.