Triple

T22762445
Position Surface form Disambiguated ID Type / Status
Subject Karlsruhe tram network E563026 entity
Predicate operator P179 FINISHED
Object Albtal-Verkehrs-Gesellschaft
Albtal-Verkehrs-Gesellschaft is a public transport company based in Karlsruhe, Germany, best known for operating the city’s integrated tram and light rail services.
 E1553353 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: Albtal-Verkehrs-Gesellschaft | Statement: [Karlsruhe tram network, operator, Albtal-Verkehrs-Gesellschaft]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Albtal-Verkehrs-Gesellschaft
Context triple: [Karlsruhe tram network, operator, Albtal-Verkehrs-Gesellschaft]
  • A. Basler Verkehrs-Betriebe
    Basler Verkehrs-Betriebe is the main public transport company of Basel, Switzerland, operating the city’s tram and bus services.
  • B. Geraer Verkehrsbetrieb
    Geraer Verkehrsbetrieb is the public transport company responsible for operating urban transit services, including the tram system, in the city of Gera, Germany.
  • C. Aargau Verkehr AG
    Aargau Verkehr AG is a Swiss public transport company that operates regional rail and tram services in the cantons of Aargau and neighboring areas.
  • D. DB Regio AG
    DB Regio AG is a major German railway company that operates regional and local passenger train services across Germany as part of the Deutsche Bahn Group.
  • E. Regionalverkehr Mittelland AG
    Regionalverkehr Mittelland AG was a Swiss regional railway company that operated passenger services in the Mittelland area before being merged into BLS AG.
  • 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: Albtal-Verkehrs-Gesellschaft
Triple: [Karlsruhe tram network, operator, Albtal-Verkehrs-Gesellschaft]
Generated description
Albtal-Verkehrs-Gesellschaft is a public transport company based in Karlsruhe, Germany, best known for operating the city’s integrated tram and light rail services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Albtal-Verkehrs-Gesellschaft
Target entity description: Albtal-Verkehrs-Gesellschaft is a public transport company based in Karlsruhe, Germany, best known for operating the city’s integrated tram and light rail services.
  • A. Basler Verkehrs-Betriebe
    Basler Verkehrs-Betriebe is the main public transport company of Basel, Switzerland, operating the city’s tram and bus services.
  • B. Geraer Verkehrsbetrieb
    Geraer Verkehrsbetrieb is the public transport company responsible for operating urban transit services, including the tram system, in the city of Gera, Germany.
  • C. Aargau Verkehr AG
    Aargau Verkehr AG is a Swiss public transport company that operates regional rail and tram services in the cantons of Aargau and neighboring areas.
  • D. DB Regio AG
    DB Regio AG is a major German railway company that operates regional and local passenger train services across Germany as part of the Deutsche Bahn Group.
  • E. Regionalverkehr Mittelland AG
    Regionalverkehr Mittelland AG was a Swiss regional railway company that operated passenger services in the Mittelland area before being merged into BLS AG.
  • 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_69e24552e11c81909c2d61578a558bd7 completed April 17, 2026, 2:36 p.m.
NER Named-entity recognition batch_69f17a7d09ac8190b773e8977cb8a829 completed April 29, 2026, 3:26 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0b981b7e3c8190afd9f462428e40fb completed May 18, 2026, 10:52 p.m.
NEDg Description generation batch_6a0b98d159688190a5ec037ee8692f33 completed May 18, 2026, 10:55 p.m.
NED2 Entity disambiguation (via description) batch_6a0b99b6e7e88190995319351374f97c completed May 18, 2026, 10:59 p.m.
Created at: April 17, 2026, 3:26 p.m.