Triple

T12132386
Position Surface form Disambiguated ID Type / Status
Subject Delta (Brussels Metro) E288964 entity
Predicate servedByLine P1293 FINISHED
Object Line 5 (Brussels Metro)
Line 5 of the Brussels Metro is a major east–west rapid transit line that connects key districts across the city, including central Brussels and several important residential and commercial areas.
E55760 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: Line 5 (Brussels Metro) | Statement: [Delta (Brussels Metro), servedByLine, Line 5 (Brussels Metro)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Line 5 (Brussels Metro)
Context triple: [Delta (Brussels Metro), servedByLine, Line 5 (Brussels Metro)]
  • A. 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.
  • B. Belgian railway line 50A
    Belgian railway line 50A is a major electrified railway corridor in Belgium that forms part of the busy route between Brussels and the coastal city of Ostend, carrying intensive intercity and commuter traffic.
  • C. Paris Métro Line 5
    Paris Métro Line 5 is a major north–south subway line in Paris that runs from Bobigny–Pablo Picasso to Place d’Italie, serving key stations such as Gare du Nord along the way.
  • D. Metro Line 5
    Metro Line 5 is a rapid transit route within a city's metro system that connects with Metro Line 6 at one or more interchange stations.
  • E. S5 line
    The S5 line is a regional commuter rail service within the Zürich S-Bahn network, connecting the city with its surrounding suburbs and towns.
  • 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: Line 5 (Brussels Metro)
Triple: [Delta (Brussels Metro), servedByLine, Line 5 (Brussels Metro)]
Generated description
Line 5 of the Brussels Metro is a major east–west rapid transit line that connects key districts across the city, including central Brussels and several important residential and commercial areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Line 5 (Brussels Metro)
Target entity description: Line 5 of the Brussels Metro is a major east–west rapid transit line that connects key districts across the city, including central Brussels and several important residential and commercial areas.
  • A. Brussels Metro chosen
    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.
  • B. Belgian railway line 50A
    Belgian railway line 50A is a major electrified railway corridor in Belgium that forms part of the busy route between Brussels and the coastal city of Ostend, carrying intensive intercity and commuter traffic.
  • C. Paris Métro Line 5
    Paris Métro Line 5 is a major north–south subway line in Paris that runs from Bobigny–Pablo Picasso to Place d’Italie, serving key stations such as Gare du Nord along the way.
  • D. Metro Line 5
    Metro Line 5 is a rapid transit route within a city's metro system that connects with Metro Line 6 at one or more interchange stations.
  • E. S5 line
    The S5 line is a regional commuter rail service within the Zürich S-Bahn network, connecting the city with its surrounding suburbs and towns.
  • F. None of above.

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_69d6ab4b5e4c81909950b17151eb0951 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d9158b34648190b5eecdf9b07fbb3f completed April 10, 2026, 3:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f62a81f6708190a6a215421f8ce8dd completed May 2, 2026, 4:46 p.m.
NEDg Description generation batch_69f62be354a88190aaf5e8439b33120b completed May 2, 2026, 4:52 p.m.
NED2 Entity disambiguation (via description) batch_69f62c8194d881909db3d320a21f2052 completed May 2, 2026, 4:55 p.m.
Created at: April 8, 2026, 9:49 p.m.