Triple

T124752
Position Surface form Disambiguated ID Type / Status
Subject Tegel E2522 entity
Predicate transportServedBy P1298 FINISHED
Object Berlin U-Bahn line U6
Berlin U-Bahn line U6 is a major north–south underground metro line in Berlin that connects the northern district of Tegel with southern neighborhoods through the city center.
E13613 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: Berlin U-Bahn line U6 | Statement: [Tegel, transportServedBy, Berlin U-Bahn line U6]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Berlin U-Bahn line U6
Context triple: [Tegel, transportServedBy, Berlin U-Bahn line U6]
  • A. Berlin
    Berlin is the capital and largest city of Germany, historically significant as a focal point of Cold War tensions and a major cultural, political, and economic center in Europe.
  • B. West Berlin
    West Berlin was the Western-aligned, enclave-like portion of Berlin surrounded by East Germany during the Cold War, symbolizing resistance to Soviet pressure and the division of Germany.
  • C. Tegel
    Tegel is a locality in the Reinickendorf borough of Berlin, Germany, historically known for its manor associated with the Humboldt family and later for the former Berlin Tegel Airport.
  • D. Chemnitz Hauptbahnhof
    Chemnitz Hauptbahnhof is the main railway station and central transportation hub of the city of Chemnitz in Saxony, Germany.
  • E. Nuremberg
    Nuremberg is a historic city in Bavaria, Germany, known for its medieval architecture and its role as the site of the post–World War II war crimes tribunals.
  • 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: Berlin U-Bahn line U6
Triple: [Tegel, transportServedBy, Berlin U-Bahn line U6]
Generated description
Berlin U-Bahn line U6 is a major north–south underground metro line in Berlin that connects the northern district of Tegel with southern neighborhoods through the city center.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Berlin U-Bahn line U6
Target entity description: Berlin U-Bahn line U6 is a major north–south underground metro line in Berlin that connects the northern district of Tegel with southern neighborhoods through the city center.
  • A. Berlin
    Berlin is the capital and largest city of Germany, historically significant as a focal point of Cold War tensions and a major cultural, political, and economic center in Europe.
  • B. West Berlin
    West Berlin was the Western-aligned, enclave-like portion of Berlin surrounded by East Germany during the Cold War, symbolizing resistance to Soviet pressure and the division of Germany.
  • C. Tegel
    Tegel is a locality in the Reinickendorf borough of Berlin, Germany, historically known for its manor associated with the Humboldt family and later for the former Berlin Tegel Airport.
  • D. Schöneberg
    Schöneberg is a district of Berlin, Germany, historically notable as the site of John F. Kennedy’s famous “Ich bin ein Berliner” speech.
  • E. Chemnitz Hauptbahnhof
    Chemnitz Hauptbahnhof is the main railway station and central transportation hub of the city of Chemnitz in Saxony, Germany.
  • 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_69a251b54ea88190b18281669f59b4c0 completed Feb. 28, 2026, 2:23 a.m.
NER Named-entity recognition batch_69a2573e4e6481908252dfef2e34f46e completed Feb. 28, 2026, 2:47 a.m.
NED1 Entity disambiguation (via context triple) batch_69a2982578e88190a651b8a50e65edaf completed Feb. 28, 2026, 7:24 a.m.
NEDg Description generation batch_69a2989abd3881908a5832f1a0014014 completed Feb. 28, 2026, 7:26 a.m.
NED2 Entity disambiguation (via description) batch_69a299c2e0a8819084ebe0f257653075 completed Feb. 28, 2026, 7:31 a.m.
Created at: Feb. 28, 2026, 2:27 a.m.