Triple

T1013099
Position Surface form Disambiguated ID Type / Status
Subject Sarajevo E21865 entity
Predicate hasPublicTransport P1288 FINISHED
Object 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.
E122529 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 tram system | Statement: [Sarajevo, hasPublicTransport, Sarajevo tram system]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sarajevo tram system
Context triple: [Sarajevo, hasPublicTransport, Sarajevo tram system]
  • A. İZBAN commuter rail
    İZBAN commuter rail is a major suburban rail system serving the İzmir metropolitan area in Turkey, providing high-capacity, rapid transit along the city’s north–south axis.
  • B. Tram Izmir
    Tram Izmir is a modern light rail tram network serving the Turkish city of İzmir as part of its urban public transportation system.
  • C. Mostar
    Mostar is a historic city in Bosnia and Herzegovina, best known for its iconic Ottoman-era Stari Most (Old Bridge) spanning the Neretva River.
  • D. Strasbourg tramway
    The Strasbourg tramway is a modern light rail transit system in Strasbourg, France, known for its extensive network, integration with urban renewal, and cross-border service into Germany.
  • E. Warsaw Tram system
    The Warsaw Tram system is an extensive urban light rail network serving Poland’s capital, forming a core component of the city’s public transportation infrastructure.
  • 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 tram system
Triple: [Sarajevo, hasPublicTransport, Sarajevo tram system]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sarajevo tram system
Target entity description: 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.
  • A. İZBAN commuter rail
    İZBAN commuter rail is a major suburban rail system serving the İzmir metropolitan area in Turkey, providing high-capacity, rapid transit along the city’s north–south axis.
  • B. Tram Izmir
    Tram Izmir is a modern light rail tram network serving the Turkish city of İzmir as part of its urban public transportation system.
  • C. Mostar
    Mostar is a historic city in Bosnia and Herzegovina, best known for its iconic Ottoman-era Stari Most (Old Bridge) spanning the Neretva River.
  • D. Strasbourg tramway
    The Strasbourg tramway is a modern light rail transit system in Strasbourg, France, known for its extensive network, integration with urban renewal, and cross-border service into Germany.
  • E. Warsaw Tram system
    The Warsaw Tram system is an extensive urban light rail network serving Poland’s capital, forming a core component of the city’s public transportation infrastructure.
  • 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_69a493c68e24819080ed0ee8bcfd5ce0 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b7a8b254819089ffed9cb62a6930 completed March 1, 2026, 10:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac3bad654c81909dd59211fafa8b2c completed March 7, 2026, 2:52 p.m.
NEDg Description generation batch_69ac3c41ab70819090084c508dbfd295 completed March 7, 2026, 2:54 p.m.
NED2 Entity disambiguation (via description) batch_69ac3cbb30d081909759df25c21eb275 completed March 7, 2026, 2:56 p.m.
Created at: March 1, 2026, 7:41 p.m.