Triple

T1224298
Position Surface form Disambiguated ID Type / Status
Subject Berlin-Wannsee station E26291 entity
Predicate servedByService P1294 FINISHED
Object Regionalbahn
Regionalbahn is a category of German regional train service that provides relatively frequent, short- to medium-distance connections between local towns and cities.
 E139350 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: Regionalbahn | Statement: [Berlin-Wannsee station, servedByService, Regionalbahn]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Regionalbahn
Context triple: [Berlin-Wannsee station, servedByService, Regionalbahn]
  • A. Regional-Express
    Regional-Express is a category of medium-distance passenger trains in Germany that provide relatively fast regional connections between cities and towns, operated under the Deutsche Bahn network.
  • B. RegioExpress
    RegioExpress is a category of Swiss regional express trains that provide relatively fast, limited-stop connections between major and medium-sized towns.
  • C. Vy regional trains
    Vy regional trains are Norway’s intercity and regional passenger rail services operated by Vy, connecting major cities and towns across the country, including direct links to Oslo Airport Gardermoen.
  • D. S-Bahn
    The S-Bahn is a German urban and suburban rapid transit rail system that connects city centers with surrounding metropolitan regions.
  • E. InterRegio
    InterRegio is a category of medium- to long-distance passenger trains in several European countries that provides relatively fast regional connections between major cities and regions.
  • 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: Regionalbahn
Triple: [Berlin-Wannsee station, servedByService, Regionalbahn]
Generated description
Regionalbahn is a category of German regional train service that provides relatively frequent, short- to medium-distance connections between local towns and cities.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Regionalbahn
Target entity description: Regionalbahn is a category of German regional train service that provides relatively frequent, short- to medium-distance connections between local towns and cities.
  • A. Regional-Express
    Regional-Express is a category of medium-distance passenger trains in Germany that provide relatively fast regional connections between cities and towns, operated under the Deutsche Bahn network.
  • B. RegioExpress
    RegioExpress is a category of Swiss regional express trains that provide relatively fast, limited-stop connections between major and medium-sized towns.
  • C. Vy regional trains
    Vy regional trains are Norway’s intercity and regional passenger rail services operated by Vy, connecting major cities and towns across the country, including direct links to Oslo Airport Gardermoen.
  • D. S-Bahn
    The S-Bahn is a German urban and suburban rapid transit rail system that connects city centers with surrounding metropolitan regions.
  • E. InterRegio
    InterRegio is a category of medium- to long-distance passenger trains in several European countries that provides relatively fast regional connections between major cities and regions.
  • 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_69a49484688c8190a1bf285eb396a8b6 completed March 1, 2026, 7:33 p.m.
NER Named-entity recognition batch_69a4be233fd88190996faf4105c0b8d7 completed March 1, 2026, 10:30 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac832704c08190a1a73ebd90fa91b8 completed March 7, 2026, 7:57 p.m.
NEDg Description generation batch_69ac83add3608190be198ba153721d5c completed March 7, 2026, 7:59 p.m.
NED2 Entity disambiguation (via description) batch_69ac846e724081909696c8c44f2f9500 completed March 7, 2026, 8:02 p.m.
Created at: March 1, 2026, 7:47 p.m.