Triple

T22015683
Position Surface form Disambiguated ID Type / Status
Subject Hermannplatz station E543701 entity
Predicate isLocatedOnLine P125739 FINISHED
Object U8 line between Wittenau and Hermannstraße
The U8 line between Wittenau and Hermannstraße is a Berlin U-Bahn route running roughly north–south across the city, connecting northern residential districts with central and southern neighborhoods.
 E1513821 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: U8 line between Wittenau and Hermannstraße | Statement: [Hermannplatz station, isLocatedOnLine, U8 line between Wittenau and Hermannstraße]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U8 line between Wittenau and Hermannstraße
Context triple: [Hermannplatz station, isLocatedOnLine, U8 line between Wittenau and Hermannstraße]
  • A. Sangerhausen–Erfurt line
    The Sangerhausen–Erfurt line is a railway route in the German state of Thuringia that connects the town of Sangerhausen with the regional hub of Erfurt, serving both passenger and regional traffic.
  • B. Osnabrück–Bramsche line
    The Osnabrück–Bramsche line is a regional railway route in Lower Saxony, Germany, connecting the city of Osnabrück with the town of Bramsche.
  • C. Werdau–Mehltheuer railway
    The Werdau–Mehltheuer railway is a regional rail line in the German state of Saxony that connects the town of Werdau with Mehltheuer, serving as part of the local passenger and freight transport network.
  • D. Lutherstadt Wittenberg–Eilenburg railway
    The Lutherstadt Wittenberg–Eilenburg railway is a regional rail line in the German state of Saxony-Anhalt that connects the town of Lutherstadt Wittenberg with Eilenburg, serving passenger and local transport needs.
  • E. Nuremberg–Fürth line
    The Nuremberg–Fürth line is a historic German railway route in Bavaria, known as one of the earliest steam-operated passenger railways in continental Europe.
  • 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: U8 line between Wittenau and Hermannstraße
Triple: [Hermannplatz station, isLocatedOnLine, U8 line between Wittenau and Hermannstraße]
Generated description
The U8 line between Wittenau and Hermannstraße is a Berlin U-Bahn route running roughly north–south across the city, connecting northern residential districts with central and southern neighborhoods.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: U8 line between Wittenau and Hermannstraße
Target entity description: The U8 line between Wittenau and Hermannstraße is a Berlin U-Bahn route running roughly north–south across the city, connecting northern residential districts with central and southern neighborhoods.
  • A. Sangerhausen–Erfurt line
    The Sangerhausen–Erfurt line is a railway route in the German state of Thuringia that connects the town of Sangerhausen with the regional hub of Erfurt, serving both passenger and regional traffic.
  • B. Osnabrück–Bramsche line
    The Osnabrück–Bramsche line is a regional railway route in Lower Saxony, Germany, connecting the city of Osnabrück with the town of Bramsche.
  • C. Werdau–Mehltheuer railway
    The Werdau–Mehltheuer railway is a regional rail line in the German state of Saxony that connects the town of Werdau with Mehltheuer, serving as part of the local passenger and freight transport network.
  • D. Lutherstadt Wittenberg–Eilenburg railway
    The Lutherstadt Wittenberg–Eilenburg railway is a regional rail line in the German state of Saxony-Anhalt that connects the town of Lutherstadt Wittenberg with Eilenburg, serving passenger and local transport needs.
  • E. Nuremberg–Fürth line
    The Nuremberg–Fürth line is a historic German railway route in Bavaria, known as one of the earliest steam-operated passenger railways in continental Europe.
  • 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_69e11e2db934819095556760c7d85e4d completed April 16, 2026, 5:36 p.m.
NER Named-entity recognition batch_69f127a774548190bcd98dc28f2d2c5f completed April 28, 2026, 9:33 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a737d8508819087e53c19ff49af71 completed May 18, 2026, 2:03 a.m.
NEDg Description generation batch_6a0a74e81da881908c73d864258dcdd5 completed May 18, 2026, 2:09 a.m.
NED2 Entity disambiguation (via description) batch_6a0a75ce1ed88190be60d0ed29a056ba completed May 18, 2026, 2:13 a.m.
Created at: April 16, 2026, 8:22 p.m.