Triple
T21513173
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | U2 (Berlin U-Bahn) |
E530777
|
entity |
| Predicate | terminus |
P388
|
FINISHED |
| Object | Ruhleben station |
—
|
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: Ruhleben station | Statement: [U2 (Berlin U-Bahn), terminus, Ruhleben station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ruhleben station Context triple: [U2 (Berlin U-Bahn), terminus, Ruhleben station]
-
A.
Berlin-Wannsee station
Berlin-Wannsee station is a major railway and S-Bahn hub in southwestern Berlin, serving as an important interchange for regional, suburban, and long-distance trains near the Wannsee lake.
-
B.
Jungfernheide station
Jungfernheide station is a major public transport hub in Berlin’s Charlottenburg-Nord district, serving S-Bahn, U-Bahn, and regional rail lines.
-
C.
Berlin-Lankwitz station
Berlin-Lankwitz station is a local railway stop in Berlin’s Lankwitz district, serving as part of the city’s suburban rail network.
-
D.
Bernau (Berlin) station
Bernau (Berlin) station is a railway station in the town of Bernau near Berlin that functions as a key terminus and interchange point for regional and Berlin S-Bahn services.
-
E.
Borsigwerke station
Borsigwerke station is a Berlin U-Bahn rapid transit station serving the Tegel district in the German capital.
- 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: Ruhleben station Target entity description: Ruhleben station is a Berlin U-Bahn station in the Charlottenburg district, serving as the western endpoint of line U2.
-
A.
Berlin-Wannsee station
Berlin-Wannsee station is a major railway and S-Bahn hub in southwestern Berlin, serving as an important interchange for regional, suburban, and long-distance trains near the Wannsee lake.
-
B.
Jungfernheide station
Jungfernheide station is a major public transport hub in Berlin’s Charlottenburg-Nord district, serving S-Bahn, U-Bahn, and regional rail lines.
-
C.
Berlin-Lankwitz station
Berlin-Lankwitz station is a local railway stop in Berlin’s Lankwitz district, serving as part of the city’s suburban rail network.
-
D.
Bernau (Berlin) station
Bernau (Berlin) station is a railway station in the town of Bernau near Berlin that functions as a key terminus and interchange point for regional and Berlin S-Bahn services.
-
E.
Borsigwerke station
Borsigwerke station is a Berlin U-Bahn rapid transit station serving the Tegel district in the German capital.
- 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_69e0c45c81f08190a6b8bbb70a45aae7 |
completed | April 16, 2026, 11:13 a.m. |
| NER | Named-entity recognition | batch_69e9ea88e6fc8190a4b73b8d32dae5a8 |
completed | April 23, 2026, 9:46 a.m. |
Created at: April 16, 2026, 6:25 p.m.