Triple

T12576511
Position Surface form Disambiguated ID Type / Status
Subject Eupen E300219 entity
Predicate railwayLine P848 FINISHED
Object Line 49 (Belgium)
Line 49 (Belgium) is a Belgian railway line that connects the town of Eupen with the broader national rail network.
 E990566 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 49 (Belgium) | Statement: [Eupen, railwayLine, Line 49 (Belgium)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Line 49 (Belgium)
Context triple: [Eupen, railwayLine, Line 49 (Belgium)]
  • A. Belgian railway line 44
    Belgian railway line 44 is a railway route in eastern Belgium that connects Pepinster with the town of Spa through the Ardennes region.
  • B. Belgian railway line 42
    Belgian railway line 42 is a railway route in eastern Belgium that connects Liège with the Luxembourg border through the Ardennes region.
  • C. 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.
  • D. 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.
  • E. De Lijn tram network
    The De Lijn tram network is a regional public transport system in Flanders, Belgium, operating urban and interurban tram services that complement and connect with De Lijn’s bus 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: Line 49 (Belgium)
Triple: [Eupen, railwayLine, Line 49 (Belgium)]
Generated description
Line 49 (Belgium) is a Belgian railway line that connects the town of Eupen with the broader national rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Line 49 (Belgium)
Target entity description: Line 49 (Belgium) is a Belgian railway line that connects the town of Eupen with the broader national rail network.
  • A. Belgian railway line 44
    Belgian railway line 44 is a railway route in eastern Belgium that connects Pepinster with the town of Spa through the Ardennes region.
  • B. Belgian railway line 42
    Belgian railway line 42 is a railway route in eastern Belgium that connects Liège with the Luxembourg border through the Ardennes region.
  • C. 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.
  • D. 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.
  • E. De Lijn tram network
    The De Lijn tram network is a regional public transport system in Flanders, Belgium, operating urban and interurban tram services that complement and connect with De Lijn’s bus 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_69d7bde87b648190bcd0266e9efde098 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d954a73c148190bba8f16b1232fd46 completed April 10, 2026, 7:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69f65597dc70819089ddc1794e9bd1b7 completed May 2, 2026, 7:50 p.m.
NEDg Description generation batch_69f656f812bc8190a2a691285fc30e03 completed May 2, 2026, 7:56 p.m.
NED2 Entity disambiguation (via description) batch_69f657ea0c6c8190992a0101904e92f2 completed May 2, 2026, 8 p.m.
Created at: April 9, 2026, 4:47 p.m.