Triple

T20484675
Position Surface form Disambiguated ID Type / Status
Subject S-Bahn Luzern E502556 entity
Predicate connectsTo P845 FINISHED
Object Lucerne trolleybuses
Lucerne trolleybuses are an electric trolleybus network forming a key component of the public transport system in the Swiss city of Lucerne.
 E1434646 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: Lucerne trolleybuses | Statement: [S-Bahn Luzern, connectsTo, Lucerne trolleybuses]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lucerne trolleybuses
Context triple: [S-Bahn Luzern, connectsTo, Lucerne trolleybuses]
  • A. Carris trams
    Carris trams are the historic yellow streetcars that form part of Lisbon’s public transport network, operating on several scenic and hilly routes throughout the city.
  • B. Trolebús
    Trolebús is an electric trolleybus transit system serving Mexico City as part of its broader public transportation network.
  • C. S-Line streetcar
    The S-Line streetcar is a modern streetcar route in the Salt Lake City area that connects the Sugar House neighborhood with the regional light rail network as part of the public transit system.
  • D. Sun Link modern streetcar
    Sun Link modern streetcar is Tucson’s electric streetcar system that provides fixed-rail public transit service through the city’s central corridors.
  • E. MTS Trolley
    MTS Trolley is a light rail public transit system serving the San Diego metropolitan area in California.
  • 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: Lucerne trolleybuses
Triple: [S-Bahn Luzern, connectsTo, Lucerne trolleybuses]
Generated description
Lucerne trolleybuses are an electric trolleybus network forming a key component of the public transport system in the Swiss city of Lucerne.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Lucerne trolleybuses
Target entity description: Lucerne trolleybuses are an electric trolleybus network forming a key component of the public transport system in the Swiss city of Lucerne.
  • A. Carris trams
    Carris trams are the historic yellow streetcars that form part of Lisbon’s public transport network, operating on several scenic and hilly routes throughout the city.
  • B. Trolebús
    Trolebús is an electric trolleybus transit system serving Mexico City as part of its broader public transportation network.
  • C. S-Line streetcar
    The S-Line streetcar is a modern streetcar route in the Salt Lake City area that connects the Sugar House neighborhood with the regional light rail network as part of the public transit system.
  • D. Sun Link modern streetcar
    Sun Link modern streetcar is Tucson’s electric streetcar system that provides fixed-rail public transit service through the city’s central corridors.
  • E. MTS Trolley
    MTS Trolley is a light rail public transit system serving the San Diego metropolitan area in California.
  • 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_69e0b4af32848190aea80682b44d5d6e completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e69b59ae2c8190bfa26a3f1e59b8d1 completed April 20, 2026, 9:32 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0893afefc881909807cd3a2eb92fcf completed May 16, 2026, 3:56 p.m.
NEDg Description generation batch_6a0894753bb08190a9c07a9264b2b292 completed May 16, 2026, 3:59 p.m.
NED2 Entity disambiguation (via description) batch_6a08952b742c8190b00f806ab772e46d completed May 16, 2026, 4:02 p.m.
Created at: April 16, 2026, 11:34 a.m.