Triple

T1426400
Position Surface form Disambiguated ID Type / Status
Subject West Flanders E30340 entity
Predicate contains P35 FINISHED
Object Belgian coastal tram line
The Belgian coastal tram line is a long seaside tramway running the length of Belgium’s North Sea coast, connecting numerous coastal towns and resorts.
E164298 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: Belgian coastal tram line | Statement: [West Flanders, contains, Belgian coastal tram line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Belgian coastal tram line
Context triple: [West Flanders, contains, Belgian coastal tram line]
  • A. Brussels tram system
    The Brussels tram system is an extensive urban light rail network that complements the city’s metro and bus services, providing key public transportation across the Brussels-Capital Region.
  • B. Brussels suburban rail network
    The Brussels suburban rail network is a regional commuter rail system serving Brussels and its surrounding areas, connecting the city with nearby towns and suburbs through frequent train services.
  • C. Belgian railway network
    The Belgian railway network is a dense, electrified rail system covering all regions of Belgium and connecting major cities domestically and internationally.
  • D. Brussels Metro
    The Brussels Metro is the rapid transit system serving Belgium’s capital, forming the core of its urban public transportation network with multiple underground and light rail lines.
  • E. Brussels–Namur railway line
    The Brussels–Namur railway line is a major Belgian rail route connecting the capital city Brussels with the city of Namur, serving as an important corridor for both regional and intercity train services.
  • 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: Belgian coastal tram line
Triple: [West Flanders, contains, Belgian coastal tram line]
Generated description
The Belgian coastal tram line is a long seaside tramway running the length of Belgium’s North Sea coast, connecting numerous coastal towns and resorts.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Belgian coastal tram line
Target entity description: The Belgian coastal tram line is a long seaside tramway running the length of Belgium’s North Sea coast, connecting numerous coastal towns and resorts.
  • A. Brussels tram system
    The Brussels tram system is an extensive urban light rail network that complements the city’s metro and bus services, providing key public transportation across the Brussels-Capital Region.
  • B. Brussels suburban rail network
    The Brussels suburban rail network is a regional commuter rail system serving Brussels and its surrounding areas, connecting the city with nearby towns and suburbs through frequent train services.
  • C. Belgian railway network
    The Belgian railway network is a dense, electrified rail system covering all regions of Belgium and connecting major cities domestically and internationally.
  • D. Brussels Metro
    The Brussels Metro is the rapid transit system serving Belgium’s capital, forming the core of its urban public transportation network with multiple underground and light rail lines.
  • E. Brussels–Namur railway line
    The Brussels–Namur railway line is a major Belgian rail route connecting the capital city Brussels with the city of Namur, serving as an important corridor for both regional and intercity train services.
  • 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_69a498fb823c8190a67ce4c4837e641a completed March 1, 2026, 7:52 p.m.
NER Named-entity recognition batch_69a4c4be7d208190bcfb46239bd72e56 completed March 1, 2026, 10:59 p.m.
NED1 Entity disambiguation (via context triple) batch_69ad016708bc8190af01b10a0f0d6942 completed March 8, 2026, 4:56 a.m.
NEDg Description generation batch_69ad023335288190b7b1137f42e0c128 completed March 8, 2026, 4:59 a.m.
NED2 Entity disambiguation (via description) batch_69ad02aa822881908c9f947875c96253 completed March 8, 2026, 5:01 a.m.
Created at: March 1, 2026, 8 p.m.