Triple
T7998649
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Alexanderplatz station |
E186189
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Berlin tram line M8 |
E146051
|
NE FINISHED |
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: Berlin tram line M8 | Statement: [Alexanderplatz station, servedBy, Berlin tram line M8]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Berlin tram line M8 Context triple: [Alexanderplatz station, servedBy, Berlin tram line M8]
-
A.
Berlin S-Bahn line S8
Berlin S-Bahn line S8 is a suburban railway service in Berlin that runs north–south across the city as part of the wider S-Bahn rapid transit network.
-
B.
Berlin tram
chosen
The Berlin tram is an extensive light rail network serving many districts of Germany’s capital, particularly in the eastern parts of the city, and forms a key component of its public transport system.
-
C.
S8 (Munich S-Bahn)
S8 is a Munich S-Bahn commuter rail line that connects central Munich with Munich Airport and other eastern and western suburbs.
-
D.
Potsdam tram network
The Potsdam tram network is an urban light rail system serving the city of Potsdam, Germany, providing key public transportation links between its historic center, residential districts, and surrounding areas.
-
E.
Berlin S-Bahn line S85
Berlin S-Bahn line S85 is a suburban rail service in Berlin that connects various eastern and southern districts, operating as part of the city’s wider S-Bahn rapid transit network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69ca82aaaf24819084b94d18f699ba53 |
completed | March 30, 2026, 2:03 p.m. |
| NER | Named-entity recognition | batch_69cb3c9a12788190a5607a538f4e07c1 |
completed | March 31, 2026, 3:16 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69cbe114372c819086f06e184d5ebde2 |
completed | March 31, 2026, 2:58 p.m. |
Created at: March 30, 2026, 5:17 p.m.