Triple

T2746545
Position Surface form Disambiguated ID Type / Status
Subject Ulm Hauptbahnhof E60882 entity
Predicate railwayLine P848 FINISHED
Object Ulm–Friedrichshafen railway
The Ulm–Friedrichshafen railway is a mainline rail route in southern Germany connecting the inland city of Ulm with the lakeside city of Friedrichshafen on Lake Constance.
 E300487 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: Ulm–Friedrichshafen railway | Statement: [Ulm Hauptbahnhof, railwayLine, Ulm–Friedrichshafen railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Ulm–Friedrichshafen railway
Context triple: [Ulm Hauptbahnhof, railwayLine, Ulm–Friedrichshafen railway]
  • A. Ulm–Augsburg railway
    The Ulm–Augsburg railway is a major rail line in southern Germany that connects the cities of Ulm and Augsburg and forms part of an important east–west transport corridor.
  • B. Stuttgart–Ulm railway
    The Stuttgart–Ulm railway is a major German rail corridor in Baden-Württemberg that connects the state capital Stuttgart with the city of Ulm and forms part of an important east–west European transport axis.
  • C. Ulm–Sigmaringen railway
    The Ulm–Sigmaringen railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Ulm with Sigmaringen through the Swabian Jura.
  • D. Nuremberg–Bamberg railway
    The Nuremberg–Bamberg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Bamberg and forms part of important regional and long-distance rail routes.
  • E. Nuremberg–Würzburg railway
    The Nuremberg–Würzburg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Würzburg and forms part of an important north–south and east–west 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: Ulm–Friedrichshafen railway
Triple: [Ulm Hauptbahnhof, railwayLine, Ulm–Friedrichshafen railway]
Generated description
The Ulm–Friedrichshafen railway is a mainline rail route in southern Germany connecting the inland city of Ulm with the lakeside city of Friedrichshafen on Lake Constance.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Ulm–Friedrichshafen railway
Target entity description: The Ulm–Friedrichshafen railway is a mainline rail route in southern Germany connecting the inland city of Ulm with the lakeside city of Friedrichshafen on Lake Constance.
  • A. Ulm–Augsburg railway
    The Ulm–Augsburg railway is a major rail line in southern Germany that connects the cities of Ulm and Augsburg and forms part of an important east–west transport corridor.
  • B. Stuttgart–Ulm railway
    The Stuttgart–Ulm railway is a major German rail corridor in Baden-Württemberg that connects the state capital Stuttgart with the city of Ulm and forms part of an important east–west European transport axis.
  • C. Ulm–Sigmaringen railway
    The Ulm–Sigmaringen railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Ulm with Sigmaringen through the Swabian Jura.
  • D. Nuremberg–Bamberg railway
    The Nuremberg–Bamberg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Bamberg and forms part of important regional and long-distance rail routes.
  • E. Nuremberg–Würzburg railway
    The Nuremberg–Würzburg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Würzburg and forms part of an important north–south and east–west 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_69ab4b79846081909096725374d65ce9 completed March 6, 2026, 9:47 p.m.
NER Named-entity recognition batch_69abdb4ed6bc8190876c1d188b97692b completed March 7, 2026, 8:01 a.m.
NED1 Entity disambiguation (via context triple) batch_69afc6439b348190be7529256d9d0531 completed March 10, 2026, 7:20 a.m.
NEDg Description generation batch_69afca088ba48190a9feee0fdc7c5d94 completed March 10, 2026, 7:36 a.m.
NED2 Entity disambiguation (via description) batch_69afcac03ff48190821c396bfe827f98 completed March 10, 2026, 7:39 a.m.
Created at: March 6, 2026, 9:56 p.m.