Triple

T12418745
Position Surface form Disambiguated ID Type / Status
Subject Heilbronn E296707 entity
Predicate hasTramSystem P474 FINISHED
Object Stadtbahn Heilbronn
Stadtbahn Heilbronn is a light rail and tram-train network serving the city of Heilbronn and its surrounding region in Germany.
E981475 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: Stadtbahn Heilbronn | Statement: [Heilbronn, hasTramSystem, Stadtbahn Heilbronn]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Stadtbahn Heilbronn
Context triple: [Heilbronn, hasTramSystem, Stadtbahn Heilbronn]
  • A. Stuttgart Stadtbahn
    The Stuttgart Stadtbahn is a light rail and tram system serving the city of Stuttgart and its surrounding metropolitan area in Germany.
  • B. Stuttgart S-Bahn
    The Stuttgart S-Bahn is a rapid transit and commuter rail network serving Stuttgart and its surrounding region in the German state of Baden-Württemberg.
  • C. Karlsruhe–Heilbronn railway
    The Karlsruhe–Heilbronn railway is a regional rail line in southwestern Germany that connects the cities of Karlsruhe and Heilbronn, serving numerous intermediate towns and forming part of the local and regional transport network.
  • D. Stuttgart–Horb railway
    The Stuttgart–Horb railway is a German rail line in the state of Baden-Württemberg that connects the city of Stuttgart with the town of Horb am Neckar and serves as an important regional and commuter route.
  • E. Stuttgart–Ulm railway
    The Stuttgart–Ulm railway is a major German rail corridor in Baden-Württemberg that connects the state capital Stuttgart with the city of Ulm and forms part of an important east–west European transport axis.
  • 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: Stadtbahn Heilbronn
Triple: [Heilbronn, hasTramSystem, Stadtbahn Heilbronn]
Generated description
Stadtbahn Heilbronn is a light rail and tram-train network serving the city of Heilbronn and its surrounding region in Germany.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Stadtbahn Heilbronn
Target entity description: Stadtbahn Heilbronn is a light rail and tram-train network serving the city of Heilbronn and its surrounding region in Germany.
  • A. Stuttgart Stadtbahn
    The Stuttgart Stadtbahn is a light rail and tram system serving the city of Stuttgart and its surrounding metropolitan area in Germany.
  • B. Stuttgart S-Bahn
    The Stuttgart S-Bahn is a rapid transit and commuter rail network serving Stuttgart and its surrounding region in the German state of Baden-Württemberg.
  • C. Karlsruhe–Heilbronn railway
    The Karlsruhe–Heilbronn railway is a regional rail line in southwestern Germany that connects the cities of Karlsruhe and Heilbronn, serving numerous intermediate towns and forming part of the local and regional transport network.
  • D. Stuttgart–Horb railway
    The Stuttgart–Horb railway is a German rail line in the state of Baden-Württemberg that connects the city of Stuttgart with the town of Horb am Neckar and serves as an important regional and commuter route.
  • E. Stuttgart–Ulm railway
    The Stuttgart–Ulm railway is a major German rail corridor in Baden-Württemberg that connects the state capital Stuttgart with the city of Ulm and forms part of an important east–west European transport axis.
  • 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_69d6ada0640c81908c061d7fb3d47786 completed April 8, 2026, 7:33 p.m.
NER Named-entity recognition batch_69d94d6efd748190a5d9396a343e41e1 completed April 10, 2026, 7:20 p.m.
NED1 Entity disambiguation (via context triple) batch_69f634933b9881909fd592ede7c3e49c completed May 2, 2026, 5:29 p.m.
NEDg Description generation batch_69f6356c21908190b34d1324da8f8052 completed May 2, 2026, 5:33 p.m.
NED2 Entity disambiguation (via description) batch_69f63697d5b8819094728df472eb1914 completed May 2, 2026, 5:38 p.m.
Created at: April 8, 2026, 9:55 p.m.