Triple
T2123865
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Duisburg |
E43985
|
entity |
| Predicate | hasMainStation |
P1071
|
FINISHED |
| Object |
Duisburg Hauptbahnhof
Duisburg Hauptbahnhof is the central railway station and major transportation hub serving the city of Duisburg in western Germany.
|
E236409
|
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: Duisburg Hauptbahnhof | Statement: [Duisburg, hasMainStation, Duisburg Hauptbahnhof]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Duisburg Hauptbahnhof Context triple: [Duisburg, hasMainStation, Duisburg Hauptbahnhof]
-
A.
Cologne Central Station
Cologne Central Station is the main railway hub of Cologne, Germany, serving as a major national and international transit point adjacent to the city’s famous cathedral.
-
B.
Nürnberg Hauptbahnhof
Nürnberg Hauptbahnhof is the main railway station and a central public transport hub in Nuremberg, Germany, serving regional, long-distance, and urban transit including the U-Bahn network.
-
C.
Frankfurt (Main) Hauptbahnhof
Frankfurt (Main) Hauptbahnhof is one of Germany’s largest and busiest railway stations, serving as a major national and international transport hub in the city of Frankfurt.
-
D.
Hannover Hauptbahnhof
Hannover Hauptbahnhof is the main central railway station of Hanover, Germany, serving as a major national and international transport hub.
-
E.
Bern Hauptbahnhof
Bern Hauptbahnhof is the main railway station in Switzerland’s capital city, serving as a major national and international transport hub.
- 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: Duisburg Hauptbahnhof Triple: [Duisburg, hasMainStation, Duisburg Hauptbahnhof]
Generated description
Duisburg Hauptbahnhof is the central railway station and major transportation hub serving the city of Duisburg in western Germany.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Duisburg Hauptbahnhof Target entity description: Duisburg Hauptbahnhof is the central railway station and major transportation hub serving the city of Duisburg in western Germany.
-
A.
Cologne Central Station
Cologne Central Station is the main railway hub of Cologne, Germany, serving as a major national and international transit point adjacent to the city’s famous cathedral.
-
B.
Nürnberg Hauptbahnhof
Nürnberg Hauptbahnhof is the main railway station and a central public transport hub in Nuremberg, Germany, serving regional, long-distance, and urban transit including the U-Bahn network.
-
C.
Frankfurt (Main) Hauptbahnhof
Frankfurt (Main) Hauptbahnhof is one of Germany’s largest and busiest railway stations, serving as a major national and international transport hub in the city of Frankfurt.
-
D.
Hannover Hauptbahnhof
Hannover Hauptbahnhof is the main central railway station of Hanover, Germany, serving as a major national and international transport hub.
-
E.
Bern Hauptbahnhof
Bern Hauptbahnhof is the main railway station in Switzerland’s capital city, serving as a major national and international transport hub.
- 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_69a88717cfe48190b7ecdd68c824848a |
completed | March 4, 2026, 7:25 p.m. |
| NER | Named-entity recognition | batch_69abbb55cb2c8190aab8199da3335032 |
completed | March 7, 2026, 5:44 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ae519bfdb08190a7b715fbc5fd3f41 |
completed | March 9, 2026, 4:50 a.m. |
| NEDg | Description generation | batch_69ae521c7810819086b88bb5f062597e |
completed | March 9, 2026, 4:52 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69ae52e79c788190bbe6eb5baba08a71 |
completed | March 9, 2026, 4:56 a.m. |
Created at: March 4, 2026, 7:44 p.m.