Triple
T20788399
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sellin Ost railway station |
E511701
|
entity |
| Predicate | railwayLine |
P848
|
FINISHED |
| Object | Rügen narrow-gauge railway |
—
|
NE NERFINISHED |
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: Rügen narrow-gauge railway | Statement: [Sellin Ost railway station, railwayLine, Rügen narrow-gauge railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Rügen narrow-gauge railway Context triple: [Sellin Ost railway station, railwayLine, Rügen narrow-gauge railway]
-
A.
Wangerooge Island Railway
The Wangerooge Island Railway is a narrow-gauge railway on the German North Sea island of Wangerooge that connects the island’s harbor with its main village and serves as a key part of its transport infrastructure.
-
B.
Stralsund–Sassnitz railway
The Stralsund–Sassnitz railway is a key rail line in northeastern Germany that connects the mainland city of Stralsund with the Baltic Sea island of Rügen and its ferry port at Sassnitz.
-
C.
Rügensche BäderBahn
chosen
Rügensche BäderBahn is a German railway company that operates the historic narrow-gauge steam train known as the Rasender Roland on the island of Rügen.
-
D.
Usedomer Bäderbahn railway
The Usedomer Bäderbahn railway is a regional rail line serving the German island of Usedom, connecting its seaside resorts and towns with the mainland.
-
E.
Unstrut Railway
The Unstrut Railway is a regional rail line in central Germany that runs through the Unstrut valley, connecting towns such as Nebra and serving both passenger and freight traffic.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0b4cb83948190bd57bec21d78ed53 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6c28dfb8c8190a10289c157a61c67 |
completed | April 21, 2026, 12:19 a.m. |
Created at: April 16, 2026, 12:38 p.m.