Triple

T13291870
Position Surface form Disambiguated ID Type / Status
Subject Mariendorf E316577 entity
Predicate hasPublicTransportStation P15438 FINISHED
Object U-Bahnhof Alt-Mariendorf
U-Bahnhof Alt-Mariendorf is an underground metro station in Berlin that serves as a terminus of the U6 line in the Mariendorf district.
 E1032891 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: U-Bahnhof Alt-Mariendorf | Statement: [Mariendorf, hasPublicTransportStation, U-Bahnhof Alt-Mariendorf]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U-Bahnhof Alt-Mariendorf
Context triple: [Mariendorf, hasPublicTransportStation, U-Bahnhof Alt-Mariendorf]
  • A. 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.
  • B. Friedrichshagen S-Bahn station
    Friedrichshagen S-Bahn station is a suburban railway stop in Berlin’s Friedrichshagen district that serves as a key access point for visitors traveling to the nearby Müggelsee lake.
  • C. Berlin-Friedrichsfelde Ost station
    Berlin-Friedrichsfelde Ost station is a local railway station in the Berlin district of Lichtenberg, serving regional and S-Bahn commuter rail services in the eastern part of the city.
  • D. Berlin-Heiligensee station
    Berlin-Heiligensee station is a local railway station in Berlin’s Heiligensee district, serving as a stop on the city’s S-Bahn suburban rail network.
  • 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: U-Bahnhof Alt-Mariendorf
Triple: [Mariendorf, hasPublicTransportStation, U-Bahnhof Alt-Mariendorf]
Generated description
U-Bahnhof Alt-Mariendorf is an underground metro station in Berlin that serves as a terminus of the U6 line in the Mariendorf district.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: U-Bahnhof Alt-Mariendorf
Target entity description: U-Bahnhof Alt-Mariendorf is an underground metro station in Berlin that serves as a terminus of the U6 line in the Mariendorf district.
  • A. 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.
  • B. Friedrichshagen S-Bahn station
    Friedrichshagen S-Bahn station is a suburban railway stop in Berlin’s Friedrichshagen district that serves as a key access point for visitors traveling to the nearby Müggelsee lake.
  • C. Berlin-Friedrichsfelde Ost station
    Berlin-Friedrichsfelde Ost station is a local railway station in the Berlin district of Lichtenberg, serving regional and S-Bahn commuter rail services in the eastern part of the city.
  • D. Berlin-Heiligensee station
    Berlin-Heiligensee station is a local railway station in Berlin’s Heiligensee district, serving as a stop on the city’s S-Bahn suburban rail network.
  • 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_69d806b349908190a9a61dd9323bf153 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d99077a8f48190b1163448a3a978a2 completed April 11, 2026, 12:06 a.m.
NED1 Entity disambiguation (via context triple) batch_69f716d6dc988190ab7183089113237f completed May 3, 2026, 9:35 a.m.
NEDg Description generation batch_69f717f4d80c8190a1a95c0f2c83c563 completed May 3, 2026, 9:40 a.m.
NED2 Entity disambiguation (via description) batch_69f718b994188190b273cc6116919c22 completed May 3, 2026, 9:43 a.m.
Created at: April 9, 2026, 9:27 p.m.