Triple

T5335588
Position Surface form Disambiguated ID Type / Status
Subject Sarajevo Canton E123817 entity
Predicate hasPublicTransportSystem P474 FINISHED
Object Sarajevo Trolleybus
Sarajevo Trolleybus is an electric trolleybus network serving urban public transport needs in and around the city of Sarajevo, Bosnia and Herzegovina.
E513903 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: Sarajevo Trolleybus | Statement: [Sarajevo Canton, hasPublicTransportSystem, Sarajevo Trolleybus]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sarajevo Trolleybus
Context triple: [Sarajevo Canton, hasPublicTransportSystem, Sarajevo Trolleybus]
  • A. Sarajevo tram system
    The Sarajevo tram system is a historic urban light rail network in Bosnia and Herzegovina’s capital, known as one of the oldest electric tram systems in Europe and a key component of the city’s public transport.
  • B. Trolebús
    Trolebús is an electric trolleybus transit system serving Mexico City as part of its broader public transportation network.
  • C. Tatra T1 tram
    The Tatra T1 tram is an early postwar Czechoslovak streetcar model that adapted American PCC technology into a robust, standardized design widely used across Eastern Europe.
  • D. CAF Urbos 3 trams
    CAF Urbos 3 trams are modern low-floor light rail vehicles manufactured by CAF and used in urban tram and light rail systems worldwide.
  • E. SL95 tram
    The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram 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: Sarajevo Trolleybus
Triple: [Sarajevo Canton, hasPublicTransportSystem, Sarajevo Trolleybus]
Generated description
Sarajevo Trolleybus is an electric trolleybus network serving urban public transport needs in and around the city of Sarajevo, Bosnia and Herzegovina.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sarajevo Trolleybus
Target entity description: Sarajevo Trolleybus is an electric trolleybus network serving urban public transport needs in and around the city of Sarajevo, Bosnia and Herzegovina.
  • A. Sarajevo tram system
    The Sarajevo tram system is a historic urban light rail network in Bosnia and Herzegovina’s capital, known as one of the oldest electric tram systems in Europe and a key component of the city’s public transport.
  • B. Trolebús
    Trolebús is an electric trolleybus transit system serving Mexico City as part of its broader public transportation network.
  • C. Tatra T1 tram
    The Tatra T1 tram is an early postwar Czechoslovak streetcar model that adapted American PCC technology into a robust, standardized design widely used across Eastern Europe.
  • D. CAF Urbos 3 trams
    CAF Urbos 3 trams are modern low-floor light rail vehicles manufactured by CAF and used in urban tram and light rail systems worldwide.
  • E. SL95 tram
    The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram 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_69bd464b07f8819095aa76577c9829e4 completed March 20, 2026, 1:06 p.m.
NER Named-entity recognition batch_69bd85af799081909ee60bfbb65149ee completed March 20, 2026, 5:36 p.m.
NED1 Entity disambiguation (via context triple) batch_69bf21c20364819093387aa0e60b4291 completed March 21, 2026, 10:54 p.m.
NEDg Description generation batch_69bf23631ddc81908fe96a463981b78a completed March 21, 2026, 11:01 p.m.
NED2 Entity disambiguation (via description) batch_69bf23daa6a081908d4ab7e3b67d8ed3 completed March 21, 2026, 11:03 p.m.
Created at: March 20, 2026, 2 p.m.