Triple

T3565731
Position Surface form Disambiguated ID Type / Status
Subject Bruxelles-Nord / Brussel-Noord E75442 entity
Predicate locatedOnRailwayLine P848 FINISHED
Object 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.
 E375544 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 railway line 50A | Statement: [Bruxelles-Nord / Brussel-Noord, locatedOnRailwayLine, Belgian railway line 50A]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Belgian railway line 50A
Context triple: [Bruxelles-Nord / Brussel-Noord, locatedOnRailwayLine, Belgian railway line 50A]
  • A. Belgian railway line 161
    Belgian railway line 161 is a major railway route in Belgium that connects Brussels with Luxembourg, serving several towns and suburban areas along the way.
  • B. 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.
  • C. Belgian railway line 27
    Belgian railway line 27 is a major electrified railway route in Belgium connecting Brussels with Antwerp and serving several intermediate towns and suburbs.
  • D. Belgian railway line 36
    Belgian railway line 36 is a major electrified rail corridor in Belgium connecting Brussels with Liège and forming part of an important international route toward Germany.
  • E. Belgian railway line 25
    Belgian railway line 25 is one of Belgium’s main railway routes, connecting Brussels with Antwerp and forming a key part of the country’s north–south rail corridor.
  • 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 railway line 50A
Triple: [Bruxelles-Nord / Brussel-Noord, locatedOnRailwayLine, Belgian railway line 50A]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Belgian railway line 50A
Target entity description: 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.
  • A. Belgian railway line 161
    Belgian railway line 161 is a major railway route in Belgium that connects Brussels with Luxembourg, serving several towns and suburban areas along the way.
  • B. 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.
  • C. Belgian railway line 27
    Belgian railway line 27 is a major electrified railway route in Belgium connecting Brussels with Antwerp and serving several intermediate towns and suburbs.
  • D. Belgian railway line 36
    Belgian railway line 36 is a major electrified rail corridor in Belgium connecting Brussels with Liège and forming part of an important international route toward Germany.
  • E. Belgian railway line 25
    Belgian railway line 25 is one of Belgium’s main railway routes, connecting Brussels with Antwerp and forming a key part of the country’s north–south rail corridor.
  • 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_69ad85d512708190829c8b2d3a2ccfb8 completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc0a8f6288190928479f5bea32245 completed March 8, 2026, 6:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69b44ef5f5348190b1088edee0d9d55c completed March 13, 2026, 5:52 p.m.
NEDg Description generation batch_69b45285db388190b437b32db0bd4322 completed March 13, 2026, 6:08 p.m.
NED2 Entity disambiguation (via description) batch_69b462b64d2c81909683f8aeb1c0e924 completed March 13, 2026, 7:17 p.m.
Created at: March 8, 2026, 3:21 p.m.