Triple

T15518566
Position Surface form Disambiguated ID Type / Status
Subject Weimar-Buchenwald railway station E368894 entity
Predicate locatedOn P40 FINISHED
Object Weimar–Buchenwald railway line
The Weimar–Buchenwald railway line is a short German branch railway historically used to connect the city of Weimar with the former Buchenwald concentration camp site.
 E1162799 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: Weimar–Buchenwald railway line | Statement: [Weimar-Buchenwald railway station, locatedOn, Weimar–Buchenwald railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Weimar–Buchenwald railway line
Context triple: [Weimar-Buchenwald railway station, locatedOn, Weimar–Buchenwald railway line]
  • A. Weimar–Gera railway
    The Weimar–Gera railway is a regional rail line in the German state of Thuringia that connects the cities of Weimar and Gera, serving as an important east–west transport corridor.
  • B. Berlin–Blankenheim railway
    The Berlin–Blankenheim railway is a historic German rail line connecting Berlin with the Eifel region near Blankenheim, serving both long-distance and regional traffic.
  • C. Berlin–Dessau railway
    The Berlin–Dessau railway is a major German rail line connecting the capital Berlin with the city of Dessau, serving both regional and long-distance passenger and freight traffic.
  • D. Nuremberg–Würzburg railway
    The Nuremberg–Würzburg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Würzburg and forms part of an important north–south and east–west rail corridor.
  • E. The Berlin-Potsdam Railway
    The Berlin-Potsdam Railway is a famous 1847 painting by Adolph von Menzel that vividly depicts an early German railway line cutting through the landscape near Berlin.
  • 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: Weimar–Buchenwald railway line
Triple: [Weimar-Buchenwald railway station, locatedOn, Weimar–Buchenwald railway line]
Generated description
The Weimar–Buchenwald railway line is a short German branch railway historically used to connect the city of Weimar with the former Buchenwald concentration camp site.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Weimar–Buchenwald railway line
Target entity description: The Weimar–Buchenwald railway line is a short German branch railway historically used to connect the city of Weimar with the former Buchenwald concentration camp site.
  • A. Weimar–Gera railway
    The Weimar–Gera railway is a regional rail line in the German state of Thuringia that connects the cities of Weimar and Gera, serving as an important east–west transport corridor.
  • B. Berlin–Blankenheim railway
    The Berlin–Blankenheim railway is a historic German rail line connecting Berlin with the Eifel region near Blankenheim, serving both long-distance and regional traffic.
  • C. Berlin–Dessau railway
    The Berlin–Dessau railway is a major German rail line connecting the capital Berlin with the city of Dessau, serving both regional and long-distance passenger and freight traffic.
  • D. Nuremberg–Würzburg railway
    The Nuremberg–Würzburg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Würzburg and forms part of an important north–south and east–west rail corridor.
  • E. The Berlin-Potsdam Railway
    The Berlin-Potsdam Railway is a famous 1847 painting by Adolph von Menzel that vividly depicts an early German railway line cutting through the landscape near Berlin.
  • 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_69d85a1794cc8190b0b428716296e63e completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e040343d9c8190a7d1f197c108bd9d completed April 16, 2026, 1:49 a.m.
NED1 Entity disambiguation (via context triple) batch_69ff3d52cf1c8190b18bff0b925355a3 completed May 9, 2026, 1:57 p.m.
NEDg Description generation batch_69ff414a6e888190969b6ccde070ff24 completed May 9, 2026, 2:14 p.m.
NED2 Entity disambiguation (via description) batch_69ff41acd1cc8190a78f23234c8179d3 completed May 9, 2026, 2:16 p.m.
Created at: April 10, 2026, 4:03 a.m.