Triple

T21009563
Position Surface form Disambiguated ID Type / Status
Subject Bayreuth Hauptbahnhof E517508 entity
Predicate railwayLine P848 FINISHED
Object Bayreuth–Hollfeld railway
The Bayreuth–Hollfeld railway was a regional branch line in Bavaria, Germany, connecting the town of Hollfeld with the larger rail hub at Bayreuth.
 E1467593 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: Bayreuth–Hollfeld railway | Statement: [Bayreuth Hauptbahnhof, railwayLine, Bayreuth–Hollfeld railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Bayreuth–Hollfeld railway
Context triple: [Bayreuth Hauptbahnhof, railwayLine, Bayreuth–Hollfeld railway]
  • A. Bayreuth–Neuenmarkt-Wirsberg railway
    The Bayreuth–Neuenmarkt-Wirsberg railway is a regional rail line in northern Bavaria, Germany, connecting the city of Bayreuth with the junction at Neuenmarkt-Wirsberg and integrating the area into the wider German rail network.
  • B. Nuremberg–Schwandorf railway
    The Nuremberg–Schwandorf railway is a German main line in Bavaria that connects the city of Nuremberg with Schwandorf, serving both regional and long-distance passenger and freight traffic.
  • C. Friedberg–Hanau railway
    The Friedberg–Hanau railway is a regional rail line in the German state of Hesse that connects the town of Friedberg with the city of Hanau, serving as an important link in the Rhine-Main transport network.
  • D. Nuremberg–Crailsheim railway
    The Nuremberg–Crailsheim railway is a main line in the German state of Bavaria that connects the city of Nuremberg with Crailsheim, serving both regional and long-distance passenger traffic.
  • E. Ulm–Donauwörth railway
    The Ulm–Donauwörth railway is a major rail line in southern Germany that connects the cities of Ulm and Donauwörth as part of the regional and long-distance rail network in Bavaria and Baden-Württemberg.
  • 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: Bayreuth–Hollfeld railway
Triple: [Bayreuth Hauptbahnhof, railwayLine, Bayreuth–Hollfeld railway]
Generated description
The Bayreuth–Hollfeld railway was a regional branch line in Bavaria, Germany, connecting the town of Hollfeld with the larger rail hub at Bayreuth.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Bayreuth–Hollfeld railway
Target entity description: The Bayreuth–Hollfeld railway was a regional branch line in Bavaria, Germany, connecting the town of Hollfeld with the larger rail hub at Bayreuth.
  • A. Bayreuth–Neuenmarkt-Wirsberg railway
    The Bayreuth–Neuenmarkt-Wirsberg railway is a regional rail line in northern Bavaria, Germany, connecting the city of Bayreuth with the junction at Neuenmarkt-Wirsberg and integrating the area into the wider German rail network.
  • B. Nuremberg–Schwandorf railway
    The Nuremberg–Schwandorf railway is a German main line in Bavaria that connects the city of Nuremberg with Schwandorf, serving both regional and long-distance passenger and freight traffic.
  • C. Friedberg–Hanau railway
    The Friedberg–Hanau railway is a regional rail line in the German state of Hesse that connects the town of Friedberg with the city of Hanau, serving as an important link in the Rhine-Main transport network.
  • D. Nuremberg–Crailsheim railway
    The Nuremberg–Crailsheim railway is a main line in the German state of Bavaria that connects the city of Nuremberg with Crailsheim, serving both regional and long-distance passenger traffic.
  • E. Ulm–Donauwörth railway
    The Ulm–Donauwörth railway is a major rail line in southern Germany that connects the cities of Ulm and Donauwörth as part of the regional and long-distance rail network in Bavaria and Baden-Württemberg.
  • 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_69e0b50192308190a284fcc89dd23a49 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e6fc3edc548190987a6c2c9936286a completed April 21, 2026, 4:25 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0965d103848190af83abb0c239f552 completed May 17, 2026, 6:53 a.m.
NEDg Description generation batch_6a09669ac9988190ba5ec8bcf8dc7eb4 completed May 17, 2026, 6:56 a.m.
NED2 Entity disambiguation (via description) batch_6a0967821ce08190a23d22439c343f49 completed May 17, 2026, 7 a.m.
Created at: April 16, 2026, 1:53 p.m.