Triple
T10950920
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Hamburg S-Bahn line S1 |
E258722
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object |
Ohlsdorf station
Ohlsdorf station is a public transit railway station in Hamburg, Germany, serving as an interchange between S-Bahn, U-Bahn, and local bus services near the Ohlsdorf cemetery.
|
E903523
|
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: Ohlsdorf station | Statement: [Hamburg S-Bahn line S1, servesStation, Ohlsdorf station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ohlsdorf station Context triple: [Hamburg S-Bahn line S1, servesStation, Ohlsdorf station]
-
A.
Halensee station
Halensee station is a Berlin S-Bahn railway station in the Charlottenburg-Wilmersdorf district, serving as a local transit stop on the city’s western ring line.
-
B.
Nordostbahnhof station
Nordostbahnhof station is an underground Nuremberg U-Bahn stop in the city’s northeast, serving the Nordostbahnhof area on line U2.
-
C.
Ostkreuz station
Ostkreuz station is a major railway and S-Bahn interchange in Berlin, Germany, serving as one of the city's busiest public transport hubs.
-
D.
Werder (Havel) station
Werder (Havel) station is a regional railway station in the town of Werder (Havel) in Brandenburg, Germany, providing rail connections to nearby cities including Berlin and Potsdam.
-
E.
Frankfurter Allee station
Frankfurter Allee station is a public transit station in Berlin that serves both S-Bahn and U-Bahn lines, connecting the Friedrichshain district with the wider city network.
- 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: Ohlsdorf station Triple: [Hamburg S-Bahn line S1, servesStation, Ohlsdorf station]
Generated description
Ohlsdorf station is a public transit railway station in Hamburg, Germany, serving as an interchange between S-Bahn, U-Bahn, and local bus services near the Ohlsdorf cemetery.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ohlsdorf station Target entity description: Ohlsdorf station is a public transit railway station in Hamburg, Germany, serving as an interchange between S-Bahn, U-Bahn, and local bus services near the Ohlsdorf cemetery.
-
A.
Halensee station
Halensee station is a Berlin S-Bahn railway station in the Charlottenburg-Wilmersdorf district, serving as a local transit stop on the city’s western ring line.
-
B.
Nordostbahnhof station
Nordostbahnhof station is an underground Nuremberg U-Bahn stop in the city’s northeast, serving the Nordostbahnhof area on line U2.
-
C.
Ostkreuz station
Ostkreuz station is a major railway and S-Bahn interchange in Berlin, Germany, serving as one of the city's busiest public transport hubs.
-
D.
Werder (Havel) station
Werder (Havel) station is a regional railway station in the town of Werder (Havel) in Brandenburg, Germany, providing rail connections to nearby cities including Berlin and Potsdam.
-
E.
Frankfurter Allee station
Frankfurter Allee station is a public transit station in Berlin that serves both S-Bahn and U-Bahn lines, connecting the Friedrichshain district with the wider city network.
- F. None of above. chosen
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_69d6aa88500c819097d7032ca578e74f |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d770fc156c8190826e124c13ce7242 |
completed | April 9, 2026, 9:27 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69e3e6fd11b08190b587bebf9586f754 |
completed | April 18, 2026, 8:18 p.m. |
| NEDg | Description generation | batch_69e3f2c889dc81909a04c1db0509e3d9 |
completed | April 18, 2026, 9:08 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69e3f4746dbc8190a0e28202ad5e6b4f |
completed | April 18, 2026, 9:15 p.m. |
Created at: April 8, 2026, 9:23 p.m.