Triple
T19785823
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Rastatt station |
E475261
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Murgtalbahn |
—
|
NE NERFINISHED |
How this triple was built (3 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: Murgtalbahn | Statement: [Rastatt station, railwayLine, Murgtalbahn]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Murgtalbahn Context triple: [Rastatt station, railwayLine, Murgtalbahn]
-
A.
Ybbstalbahn
Ybbstalbahn is a historic narrow-gauge railway line in Lower Austria that once ran through the Ybbs Valley, known for its scenic routes and regional transport significance.
-
B.
Filstalbahn
Filstalbahn is a major railway line in the German state of Baden-Württemberg that runs through the Fils Valley, linking Stuttgart with Ulm and serving as part of an important east–west rail corridor.
-
C.
Murtalbahn railway
The Murtalbahn railway is a narrow-gauge regional railway line in Austria that runs through the Mur Valley, serving as both local transport and a popular tourist route.
-
D.
Limmattalbahn
Limmattalbahn is a modern light rail line in the Limmat Valley near Zurich, Switzerland, providing regional tram-train connectivity between several suburban communities.
-
E.
Iltiosbahn
Iltiosbahn is a Swiss cable car line that transports passengers from Alt St. Johann up into the surrounding mountain area of the Toggenburg region.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Murgtalbahn Target entity description: Murgtalbahn is a scenic railway line in southwestern Germany that runs through the Murg Valley in the Black Forest, connecting Rastatt with Freudenstadt.
-
A.
Ybbstalbahn
Ybbstalbahn is a historic narrow-gauge railway line in Lower Austria that once ran through the Ybbs Valley, known for its scenic routes and regional transport significance.
-
B.
Filstalbahn
Filstalbahn is a major railway line in the German state of Baden-Württemberg that runs through the Fils Valley, linking Stuttgart with Ulm and serving as part of an important east–west rail corridor.
-
C.
Murtalbahn railway
The Murtalbahn railway is a narrow-gauge regional railway line in Austria that runs through the Mur Valley, serving as both local transport and a popular tourist route.
-
D.
Limmattalbahn
Limmattalbahn is a modern light rail line in the Limmat Valley near Zurich, Switzerland, providing regional tram-train connectivity between several suburban communities.
-
E.
Iltiosbahn
Iltiosbahn is a Swiss cable car line that transports passengers from Alt St. Johann up into the surrounding mountain area of the Toggenburg region.
- F. None of above. chosen
Provenance (2 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_69d8e51b014081908b263e167370529a |
completed | April 10, 2026, 11:55 a.m. |
| NER | Named-entity recognition | batch_69e65387d3348190a31f9c2f9bc1c6d9 |
completed | April 20, 2026, 4:25 p.m. |
Created at: April 10, 2026, 1:49 p.m.