Triple

T14867495
Position Surface form Disambiguated ID Type / Status
Subject Millennium Underground E349653 entity
Predicate hasHungarianName P27628 FINISHED
Object Millenniumi Földalatti Vasút
Millenniumi Földalatti Vasút is Budapest’s historic Millennium Underground Railway, one of the world’s oldest metro lines and a UNESCO-listed landmark.
E1124367 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: Millenniumi Földalatti Vasút | Statement: [Millennium Underground, hasHungarianName, Millenniumi Földalatti Vasút]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Millenniumi Földalatti Vasút
Context triple: [Millennium Underground, hasHungarianName, Millenniumi Földalatti Vasút]
  • A. Taunus Railway
    The Taunus Railway is a historic German railway line in the Taunus region that connects Frankfurt with surrounding towns and serves as an important commuter and regional transport route.
  • B. Budapest–Hegyeshalom railway line
    The Budapest–Hegyeshalom railway line is a major Hungarian rail corridor connecting Budapest with the Austrian border and forming part of an important international route between Central and Western Europe.
  • C. Nord-Süd-Bahn
    Nord-Süd-Bahn was the original name of Berlin’s present-day U6 U-Bahn line, a major north–south underground route through the city.
  • D. Danube Valley Railway
    The Danube Valley Railway is a scenic railway line in southern Germany that follows the upper Danube River through the Swabian Jura, connecting towns such as Sigmaringen and serving both regional transport and tourism.
  • E. Brenner Railway
    The Brenner Railway is a major trans-Alpine rail line connecting Italy and Austria across the Brenner Pass, serving as a key north–south European transport 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: Millenniumi Földalatti Vasút
Triple: [Millennium Underground, hasHungarianName, Millenniumi Földalatti Vasút]
Generated description
Millenniumi Földalatti Vasút is Budapest’s historic Millennium Underground Railway, one of the world’s oldest metro lines and a UNESCO-listed landmark.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Millenniumi Földalatti Vasút
Target entity description: Millenniumi Földalatti Vasút is Budapest’s historic Millennium Underground Railway, one of the world’s oldest metro lines and a UNESCO-listed landmark.
  • A. Taunus Railway
    The Taunus Railway is a historic German railway line in the Taunus region that connects Frankfurt with surrounding towns and serves as an important commuter and regional transport route.
  • B. Budapest–Hegyeshalom railway line
    The Budapest–Hegyeshalom railway line is a major Hungarian rail corridor connecting Budapest with the Austrian border and forming part of an important international route between Central and Western Europe.
  • C. Nord-Süd-Bahn
    Nord-Süd-Bahn was the original name of Berlin’s present-day U6 U-Bahn line, a major north–south underground route through the city.
  • D. Danube Valley Railway
    The Danube Valley Railway is a scenic railway line in southern Germany that follows the upper Danube River through the Swabian Jura, connecting towns such as Sigmaringen and serving both regional transport and tourism.
  • E. Brenner Railway
    The Brenner Railway is a major trans-Alpine rail line connecting Italy and Austria across the Brenner Pass, serving as a key north–south European transport 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_69d822ee4f408190b6ac3b2fa434f0df completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69ded5776b848190bfe3a06ff261dc31 completed April 15, 2026, 12:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe651067cc8190b9c218ef1f802762 completed May 8, 2026, 10:34 p.m.
NEDg Description generation batch_69fe675dd7288190901df5f7806f9b3f completed May 8, 2026, 10:44 p.m.
NED2 Entity disambiguation (via description) batch_69fe67f2fab881908b8be1aa344ee5b5 completed May 8, 2026, 10:47 p.m.
Created at: April 10, 2026, 1:55 a.m.