Triple

T14266422
Position Surface form Disambiguated ID Type / Status
Subject Stadtmitte U6 platform E353655 entity
Predicate partOf P40 FINISHED
Object Stadtmitte (Berlin U-Bahn station)
Stadtmitte (Berlin U-Bahn station) is a central Berlin underground station serving both the U2 and U6 lines, located near Friedrichstraße and major shopping and business areas.
 E1090277 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: Stadtmitte (Berlin U-Bahn station) | Statement: [Stadtmitte U6 platform, partOf, Stadtmitte (Berlin U-Bahn station)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Stadtmitte (Berlin U-Bahn station)
Context triple: [Stadtmitte U6 platform, partOf, Stadtmitte (Berlin U-Bahn station)]
  • A. Nollendorfplatz U-Bahn station
    Nollendorfplatz U-Bahn station is a major Berlin underground interchange known for its distinctive domed entrance and central location in the Schöneberg district.
  • B. Friedrichsfelde U-Bahn station
    Friedrichsfelde U-Bahn station is a Berlin underground railway station serving the Friedrichsfelde district on the city’s U-Bahn network.
  • C. Bülowstraße U-Bahn station
    Bülowstraße U-Bahn station is a Berlin underground railway station on the U2 line, known for its elevated structure and historic architecture in the Schöneberg district.
  • D. Kurfürstendamm station
    Kurfürstendamm station is a major Berlin U-Bahn interchange located beneath the famous Kurfürstendamm boulevard in the Charlottenburg district.
  • E. Berlin-Schöneberg station
    Berlin-Schöneberg station is a railway station in Berlin’s Schöneberg district, serving as a local transport hub for S-Bahn and regional rail services.
  • 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: Stadtmitte (Berlin U-Bahn station)
Triple: [Stadtmitte U6 platform, partOf, Stadtmitte (Berlin U-Bahn station)]
Generated description
Stadtmitte (Berlin U-Bahn station) is a central Berlin underground station serving both the U2 and U6 lines, located near Friedrichstraße and major shopping and business areas.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Stadtmitte (Berlin U-Bahn station)
Target entity description: Stadtmitte (Berlin U-Bahn station) is a central Berlin underground station serving both the U2 and U6 lines, located near Friedrichstraße and major shopping and business areas.
  • A. Nollendorfplatz U-Bahn station
    Nollendorfplatz U-Bahn station is a major Berlin underground interchange known for its distinctive domed entrance and central location in the Schöneberg district.
  • B. Friedrichsfelde U-Bahn station
    Friedrichsfelde U-Bahn station is a Berlin underground railway station serving the Friedrichsfelde district on the city’s U-Bahn network.
  • C. Bülowstraße U-Bahn station
    Bülowstraße U-Bahn station is a Berlin underground railway station on the U2 line, known for its elevated structure and historic architecture in the Schöneberg district.
  • D. Kurfürstendamm station
    Kurfürstendamm station is a major Berlin U-Bahn interchange located beneath the famous Kurfürstendamm boulevard in the Charlottenburg district.
  • E. Berlin-Schöneberg station
    Berlin-Schöneberg station is a railway station in Berlin’s Schöneberg district, serving as a local transport hub for S-Bahn and regional rail services.
  • 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_69d8278d25148190abf1a8c8f5f533ad completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de6358c2288190ac1fd26e688a605d completed April 14, 2026, 3:55 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd326551b08190ae8fe220a6422339 completed May 8, 2026, 12:46 a.m.
NEDg Description generation batch_69fd3417e8e88190b099bfe4ba30f364 completed May 8, 2026, 12:53 a.m.
NED2 Entity disambiguation (via description) batch_69fd37df3dfc8190a594abb2c14e11bb completed May 8, 2026, 1:09 a.m.
Created at: April 10, 2026, 1:09 a.m.