Triple

T12045547
Position Surface form Disambiguated ID Type / Status
Subject Dessau Hauptbahnhof E286776 entity
Predicate locatedOn P40 FINISHED
Object Dessau–Köthen railway
The Dessau–Köthen railway is a German rail line in Saxony-Anhalt that connects the cities of Dessau and Köthen as part of the regional rail network.
E974510 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: Dessau–Köthen railway | Statement: [Dessau Hauptbahnhof, locatedOn, Dessau–Köthen railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Dessau–Köthen railway
Context triple: [Dessau Hauptbahnhof, locatedOn, Dessau–Köthen railway]
  • A. Dessau–Leipzig railway
    The Dessau–Leipzig railway is a major rail line in central Germany that connects the cities of Dessau and Leipzig and forms part of the regional and long-distance rail network in Saxony-Anhalt and Saxony.
  • B. Berlin–Dessau railway
    The Berlin–Dessau railway is a major German rail line connecting the capital Berlin with the city of Dessau, serving both regional and long-distance passenger and freight traffic.
  • C. Berlin–Blankenheim railway
    The Berlin–Blankenheim railway is a historic German rail line connecting Berlin with the Eifel region near Blankenheim, serving both long-distance and regional traffic.
  • D. Unstrut Railway
    The Unstrut Railway is a regional rail line in central Germany that runs through the Unstrut valley, connecting towns such as Nebra and serving both passenger and freight traffic.
  • E. Berlin–Halle railway
    The Berlin–Halle railway is a major German rail route connecting the capital Berlin with the city of Halle, serving as an important corridor for both passenger and freight traffic.
  • 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: Dessau–Köthen railway
Triple: [Dessau Hauptbahnhof, locatedOn, Dessau–Köthen railway]
Generated description
The Dessau–Köthen railway is a German rail line in Saxony-Anhalt that connects the cities of Dessau and Köthen as part of the regional rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Dessau–Köthen railway
Target entity description: The Dessau–Köthen railway is a German rail line in Saxony-Anhalt that connects the cities of Dessau and Köthen as part of the regional rail network.
  • A. Dessau–Leipzig railway
    The Dessau–Leipzig railway is a major rail line in central Germany that connects the cities of Dessau and Leipzig and forms part of the regional and long-distance rail network in Saxony-Anhalt and Saxony.
  • B. Berlin–Dessau railway
    The Berlin–Dessau railway is a major German rail line connecting the capital Berlin with the city of Dessau, serving both regional and long-distance passenger and freight traffic.
  • C. Berlin–Blankenheim railway
    The Berlin–Blankenheim railway is a historic German rail line connecting Berlin with the Eifel region near Blankenheim, serving both long-distance and regional traffic.
  • D. Unstrut Railway
    The Unstrut Railway is a regional rail line in central Germany that runs through the Unstrut valley, connecting towns such as Nebra and serving both passenger and freight traffic.
  • E. Berlin–Halle railway
    The Berlin–Halle railway is a major German rail route connecting the capital Berlin with the city of Halle, serving as an important corridor for both passenger and freight traffic.
  • 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_69d6ab4780948190bdb9f7620c2ac27e completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d9041fe3b0819094b82a6b17ac59c3 completed April 10, 2026, 2:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69f61e3cd0648190ac6d5587bd7024a7 completed May 2, 2026, 3:54 p.m.
NEDg Description generation batch_69f61f9386548190a749445a404db3a2 completed May 2, 2026, 4 p.m.
NED2 Entity disambiguation (via description) batch_69f6207f164c8190b663a50ee3c761d6 completed May 2, 2026, 4:04 p.m.
Created at: April 8, 2026, 9:47 p.m.