Triple
T2485122
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chemnitz–Annaberg-Buchholz railway |
E55907
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object |
Erzgebirgsbahn
Erzgebirgsbahn is a regional railway company in the Ore Mountains region of Germany that operates local passenger train services, particularly around Chemnitz and Annaberg-Buchholz.
|
E55907
|
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: Erzgebirgsbahn | Statement: [Chemnitz–Annaberg-Buchholz railway, operator, Erzgebirgsbahn]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Erzgebirgsbahn Context triple: [Chemnitz–Annaberg-Buchholz railway, operator, Erzgebirgsbahn]
-
A.
Bayerische Zugspitzbahn
Bayerische Zugspitzbahn is a Bavarian cogwheel railway that transports passengers from Garmisch-Partenkirchen up toward Germany’s highest peak, the Zugspitze.
-
B.
Chemnitz–Annaberg-Buchholz railway
The Chemnitz–Annaberg-Buchholz railway is a regional rail line in the German state of Saxony that connects the city of Chemnitz with the Erzgebirge (Ore Mountains) town of Annaberg-Buchholz.
-
C.
Rorschach–Heiden rack railway
The Rorschach–Heiden rack railway is a Swiss mountain railway line that climbs steeply from the lakeside town of Rorschach to the higher-altitude village of Heiden using a rack-and-pinion system.
-
D.
Eibsee-Seilbahn
Eibsee-Seilbahn is an aerial cable car that transports passengers from the Eibsee area up to the summit region of Germany’s highest mountain, the Zugspitze.
-
E.
Ulm–Sigmaringen railway
The Ulm–Sigmaringen railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Ulm with Sigmaringen through the Swabian Jura.
- 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: Erzgebirgsbahn Triple: [Chemnitz–Annaberg-Buchholz railway, operator, Erzgebirgsbahn]
Generated description
Erzgebirgsbahn is a regional railway company in the Ore Mountains region of Germany that operates local passenger train services, particularly around Chemnitz and Annaberg-Buchholz.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Erzgebirgsbahn Target entity description: Erzgebirgsbahn is a regional railway company in the Ore Mountains region of Germany that operates local passenger train services, particularly around Chemnitz and Annaberg-Buchholz.
-
A.
Bayerische Zugspitzbahn
Bayerische Zugspitzbahn is a Bavarian cogwheel railway that transports passengers from Garmisch-Partenkirchen up toward Germany’s highest peak, the Zugspitze.
-
B.
Chemnitz–Annaberg-Buchholz railway
chosen
The Chemnitz–Annaberg-Buchholz railway is a regional rail line in the German state of Saxony that connects the city of Chemnitz with the Erzgebirge (Ore Mountains) town of Annaberg-Buchholz.
-
C.
Rorschach–Heiden rack railway
The Rorschach–Heiden rack railway is a Swiss mountain railway line that climbs steeply from the lakeside town of Rorschach to the higher-altitude village of Heiden using a rack-and-pinion system.
-
D.
Eibsee-Seilbahn
Eibsee-Seilbahn is an aerial cable car that transports passengers from the Eibsee area up to the summit region of Germany’s highest mountain, the Zugspitze.
-
E.
Ulm–Sigmaringen railway
The Ulm–Sigmaringen railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Ulm with Sigmaringen through the Swabian Jura.
- F. None of above.
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_69ab49e670a88190b928e08302381710 |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abd175f5ac8190870db9c6cb8e45bd |
completed | March 7, 2026, 7:19 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af17ba433481908eccda5c6c6246be |
completed | March 9, 2026, 6:55 p.m. |
| NEDg | Description generation | batch_69af1bbf545081908e1e51b5c7e4a196 |
completed | March 9, 2026, 7:13 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af1c9c35648190bdeab34ce4032d26 |
completed | March 9, 2026, 7:16 p.m. |
Created at: March 6, 2026, 9:45 p.m.