Triple

T7998648
Position Surface form Disambiguated ID Type / Status
Subject Alexanderplatz station E186189 entity
Predicate servedBy P82 FINISHED
Object Berlin tram line M6
Berlin tram line M6 is a major Metrolinie tram route in Berlin that connects the city center around Alexanderplatz with northeastern districts, providing frequent, high-capacity urban transit.
E146051 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 tram line M6 | Statement: [Alexanderplatz station, servedBy, Berlin tram line M6]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Berlin tram line M6
Context triple: [Alexanderplatz station, servedBy, Berlin tram line M6]
  • A. Berlin tram
    The Berlin tram is an extensive light rail network serving many districts of Germany’s capital, particularly in the eastern parts of the city, and forms a key component of its public transport system.
  • B. 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.
  • C. S-Bahn line S6 (Munich S-Bahn)
    S-Bahn line S6 (Munich S-Bahn) is a suburban rail service in the Munich S-Bahn network that connects central Munich with outlying areas including Starnberg and surrounding communities.
  • D. Tram line 6 (Bern)
    Tram line 6 (Bern) is a route within the public tram system of Bern, Switzerland, providing urban transit service along one of the city’s main corridors.
  • E. Potsdam tram network
    The Potsdam tram network is an urban light rail system serving the city of Potsdam, Germany, providing key public transportation links between its historic center, residential districts, and surrounding areas.
  • 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 tram line M6
Triple: [Alexanderplatz station, servedBy, Berlin tram line M6]
Generated description
Berlin tram line M6 is a major Metrolinie tram route in Berlin that connects the city center around Alexanderplatz with northeastern districts, providing frequent, high-capacity urban transit.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Berlin tram line M6
Target entity description: Berlin tram line M6 is a major Metrolinie tram route in Berlin that connects the city center around Alexanderplatz with northeastern districts, providing frequent, high-capacity urban transit.
  • A. Berlin tram chosen
    The Berlin tram is an extensive light rail network serving many districts of Germany’s capital, particularly in the eastern parts of the city, and forms a key component of its public transport system.
  • B. 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.
  • C. S-Bahn line S6 (Munich S-Bahn)
    S-Bahn line S6 (Munich S-Bahn) is a suburban rail service in the Munich S-Bahn network that connects central Munich with outlying areas including Starnberg and surrounding communities.
  • D. Tram line 6 (Bern)
    Tram line 6 (Bern) is a route within the public tram system of Bern, Switzerland, providing urban transit service along one of the city’s main corridors.
  • E. Potsdam tram network
    The Potsdam tram network is an urban light rail system serving the city of Potsdam, Germany, providing key public transportation links between its historic center, residential districts, and surrounding areas.
  • F. None of above.

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_69ca82aaaf24819084b94d18f699ba53 completed March 30, 2026, 2:03 p.m.
NER Named-entity recognition batch_69cb3c9a12788190a5607a538f4e07c1 completed March 31, 2026, 3:16 a.m.
NED1 Entity disambiguation (via context triple) batch_69cbe114372c819086f06e184d5ebde2 completed March 31, 2026, 2:58 p.m.
NEDg Description generation batch_69cbe440a66c8190a5d5b417fb5082b7 completed March 31, 2026, 3:12 p.m.
NED2 Entity disambiguation (via description) batch_69cc338a1c48819086ece073e04e8fa6 completed March 31, 2026, 8:50 p.m.
Created at: March 30, 2026, 5:17 p.m.