Triple
T20909144
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heidelberg Hauptbahnhof |
E514889
|
entity |
| Predicate | connectsTo |
P845
|
FINISHED |
| Object | Heidelberg tram network |
E567171
|
NE FINISHED |
How this triple was built (2 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: Heidelberg tram network | Statement: [Heidelberg Hauptbahnhof, connectsTo, Heidelberg tram network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Heidelberg tram network Context triple: [Heidelberg Hauptbahnhof, connectsTo, Heidelberg tram network]
-
A.
Heidelberg tram network
chosen
The Heidelberg tram network is an urban light rail system serving the city of Heidelberg, Germany, connecting key districts, residential areas, and institutions such as the Neuenheimer Feld campus.
-
B.
Karlsruhe tram network
The Karlsruhe tram network is an extensive light rail and tram system in Karlsruhe, Germany, known for its pioneering tram-train concept that integrates urban streetcars with regional railway lines.
-
C.
Mannheim tram network
The Mannheim tram network is an urban light rail system serving the German city of Mannheim and its districts, forming a key part of the region’s public transportation infrastructure.
-
D.
Frankfurt tram network
The Frankfurt tram network is an extensive urban light rail system in Frankfurt am Main, Germany, forming a key part of the city’s public transportation infrastructure.
-
E.
Freiburg im Breisgau tram network
The Freiburg im Breisgau tram network is an electric light rail system serving the German city of Freiburg, known for its extensive, environmentally focused public transport integrated with the city’s sustainable urban planning.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69e0b4f8a1108190bce3d31331290ced |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6e901ca50819080b123af7977efbd |
completed | April 21, 2026, 3:03 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0918dc2f9481908a7364ce25f11eb0 |
completed | May 17, 2026, 1:24 a.m. |
Created at: April 16, 2026, 12:48 p.m.