Triple
T20909116
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Heidelberg Hauptbahnhof |
E514889
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Mannheim–Karlsruhe railway |
—
|
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: Mannheim–Karlsruhe railway | Statement: [Heidelberg Hauptbahnhof, railwayLine, Mannheim–Karlsruhe railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mannheim–Karlsruhe railway Context triple: [Heidelberg Hauptbahnhof, railwayLine, Mannheim–Karlsruhe railway]
-
A.
Mannheim–Frankfurt railway
The Mannheim–Frankfurt railway is a major high-speed and conventional rail corridor in southwestern Germany that connects the cities of Frankfurt am Main and Mannheim and forms part of important national and international routes.
-
B.
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.
-
C.
Mannheim–Saarbrücken railway
The Mannheim–Saarbrücken railway is a major German main line connecting the Rhine-Neckar metropolitan region with the Saarland, serving as an important corridor for both passenger and freight traffic.
-
D.
Mannheim–Weinheim railway
The Mannheim–Weinheim railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Mannheim with the town of Weinheim, serving as an important commuter and local transport route.
-
E.
Darmstadt–Mainz Railway
The Darmstadt–Mainz Railway is a German rail line connecting the cities of Darmstadt and Mainz, serving as an important regional passenger and freight route in the state of Hesse and neighboring Rhineland-Palatinate.
- 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: Mannheim–Karlsruhe railway Target entity description: The Mannheim–Karlsruhe railway is a major German main line in the Rhine Valley that connects the cities of Mannheim and Karlsruhe and forms part of an important north–south European rail corridor.
-
A.
Mannheim–Frankfurt railway
The Mannheim–Frankfurt railway is a major high-speed and conventional rail corridor in southwestern Germany that connects the cities of Frankfurt am Main and Mannheim and forms part of important national and international routes.
-
B.
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.
-
C.
Mannheim–Saarbrücken railway
The Mannheim–Saarbrücken railway is a major German main line connecting the Rhine-Neckar metropolitan region with the Saarland, serving as an important corridor for both passenger and freight traffic.
-
D.
Mannheim–Weinheim railway
The Mannheim–Weinheim railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Mannheim with the town of Weinheim, serving as an important commuter and local transport route.
-
E.
Darmstadt–Mainz Railway
The Darmstadt–Mainz Railway is a German rail line connecting the cities of Darmstadt and Mainz, serving as an important regional passenger and freight route in the state of Hesse and neighboring Rhineland-Palatinate.
- 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_69e0b4f8a1108190bce3d31331290ced |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6e901ca50819080b123af7977efbd |
completed | April 21, 2026, 3:03 a.m. |
Created at: April 16, 2026, 12:48 p.m.